28657336

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1223}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 56181600

約数和(自身を除く): 27524264

約数列:

[1, 2, 4, 8, 29, 58, 101, 116, 202, 232, 404, 808, 1223, 2446, 2929, 4892, 5858, 9784, 11716, 23432, 35467, 70934, 123523, 141868, 247046, 283736, 494092, 988184, 3582167, 7164334, 14328668, 28657336]

約数ペア:

[(1, 28657336), (2, 14328668), (4, 7164334), (8, 3582167), (29, 988184), (58, 494092), (101, 283736), (116, 247046), (202, 141868), (232, 123523), (404, 70934), (808, 35467), (1223, 23432), (2446, 11716), (2929, 9784), (4892, 5858)]