205081751

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1\times {\mathrm{1061}}^1$

素因数の和:1642

約数の個数: 16

約数和(自身を含む): 239485248

約数和(自身を除く): 34403497

約数列:

[1, 7, 53, 371, 521, 1061, 3647, 7427, 27613, 56233, 193291, 393631, 552781, 3869467, 29297393, 205081751]

約数ペア:

[(1, 205081751), (7, 29297393), (53, 3869467), (371, 552781), (521, 393631), (1061, 193291), (3647, 56233), (7427, 27613)]