120542401

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 143557920

約数和(自身を除く): 23015519

約数列:

[1, 7, 49, 89, 131, 211, 623, 917, 1477, 4361, 6419, 10339, 11659, 18779, 27641, 81613, 131453, 193487, 571291, 920171, 1354409, 2460049, 17220343, 120542401]

約数ペア:

[(1, 120542401), (7, 17220343), (49, 2460049), (89, 1354409), (131, 920171), (211, 571291), (623, 193487), (917, 131453), (1477, 81613), (4361, 27641), (6419, 18779), (10339, 11659)]