A NOTE ON ODD PERFECT NUMBERS

被引:0
|
作者
Dris, Jose Arnaldo B. [1 ]
Luca, Florian [2 ]
机构
[1] Far Eastern Univ, Manila, Philippines
[2] Univ Witwatersrand, Sch Math, Private Bag X3, ZA-2050 Johannesburg, South Africa
来源
FIBONACCI QUARTERLY | 2016年 / 54卷 / 04期
关键词
D O I
暂无
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this note, we show that if N is an odd perfect number and q(alpha) is some prime power exactly dividing it, then sigma(N/q(alpha))/q(alpha) > 5. In general, we also show that if sigma(N/q(alpha))/q(alpha) < K, where K is any constant, then N is bounded by some function depending on K.
引用
收藏
页码:291 / 295
页数:5
相关论文
共 50 条
  • [1] NOTE ON ODD PERFECT NUMBERS
    RAO, DR
    [J]. PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES INDIA SECTION A-PHYSICAL SCIENCES, 1972, 42 : 170 - 170
  • [2] ON ODD PERFECT NUMBERS
    Ahmadullin, Robert Zabitovich
    [J]. VESTNIK TOMSKOGO GOSUDARSTVENNOGO UNIVERSITETA-MATEMATIKA I MEKHANIKA-TOMSK STATE UNIVERSITY JOURNAL OF MATHEMATICS AND MECHANICS, 2014, (32): : 5 - 18
  • [3] ODD PERFECT NUMBERS
    HEATHBROWN, DR
    [J]. MATHEMATICAL PROCEEDINGS OF THE CAMBRIDGE PHILOSOPHICAL SOCIETY, 1994, 115 : 191 - 196
  • [4] On Odd Perfect Numbers
    Lopez Gonzalez, J.
    Luca, F.
    [J]. FIBONACCI QUARTERLY, 2008, 46-47 (04): : 377 - 379
  • [5] ON ODD PERFECT NUMBERS
    Chen, Feng-Juan
    Chen, Yong-Gao
    [J]. BULLETIN OF THE AUSTRALIAN MATHEMATICAL SOCIETY, 2012, 86 (03) : 510 - 514
  • [6] ODD PERFECT NUMBERS
    COHEN, GL
    [J]. FIBONACCI QUARTERLY, 1978, 16 (06): : 523 - 527
  • [7] ODD PERFECT NUMBERS
    BUXTON, M
    STUBBLEFIELD, B
    [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (05): : A543 - A543
  • [8] ODD PERFECT NUMBERS
    STUBBLEF.B
    [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (01): : A61 - A61
  • [9] ON ODD PERFECT, QUASIPERFECT, AND ODD ALMOST PERFECT NUMBERS
    KISHORE, M
    [J]. MATHEMATICS OF COMPUTATION, 1981, 36 (154) : 583 - 586
  • [10] ODD SUPER PERFECT NUMBERS
    HUNSUCKE.JL
    POMERANC.C
    [J]. NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1974, 21 (02): : A335 - A335