131993855

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2719}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 193228800

約数和(自身を除く): 61234945

約数列:

[1, 5, 7, 19, 35, 73, 95, 133, 365, 511, 665, 1387, 2555, 2719, 6935, 9709, 13595, 19033, 48545, 51661, 95165, 198487, 258305, 361627, 992435, 1389409, 1808135, 3771253, 6947045, 18856265, 26398771, 131993855]

約数ペア:

[(1, 131993855), (5, 26398771), (7, 18856265), (19, 6947045), (35, 3771253), (73, 1808135), (95, 1389409), (133, 992435), (365, 361627), (511, 258305), (665, 198487), (1387, 95165), (2555, 51661), (2719, 48545), (6935, 19033), (9709, 13595)]