139743436

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{81817}}^1$

素因数の和:81889

約数の個数: 24

約数和(自身を含む): 284072096

約数和(自身を除く): 144328660

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 81817, 163634, 327268, 572719, 1145438, 2290876, 4990837, 9981674, 19963348, 34935859, 69871718, 139743436]

約数ペア:

[(1, 139743436), (2, 69871718), (4, 34935859), (7, 19963348), (14, 9981674), (28, 4990837), (61, 2290876), (122, 1145438), (244, 572719), (427, 327268), (854, 163634), (1708, 81817)]