31108

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:123

約数の個数: 24

約数和(自身を含む): 68544

約数和(自身を除く): 37436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 1111, 1414, 2222, 2828, 4444, 7777, 15554, 31108]

約数ペア:

[(1, 31108), (2, 15554), (4, 7777), (7, 4444), (11, 2828), (14, 2222), (22, 1414), (28, 1111), (44, 707), (77, 404), (101, 308), (154, 202)]