131225818

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{14449}}^1$

素因数の和:14709

約数の個数: 16

約数和(自身を含む): 208080000

約数和(自身を除く): 76854182

約数列:

[1, 2, 19, 38, 239, 478, 4541, 9082, 14449, 28898, 274531, 549062, 3453311, 6906622, 65612909, 131225818]

約数ペア:

[(1, 131225818), (2, 65612909), (19, 6906622), (38, 3453311), (239, 549062), (478, 274531), (4541, 28898), (9082, 14449)]