401635

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:222

約数の個数: 16

約数和(自身を含む): 536256

約数和(自身を除く): 134621

約数列:

[1, 5, 13, 37, 65, 167, 185, 481, 835, 2171, 2405, 6179, 10855, 30895, 80327, 401635]

約数ペア:

[(1, 401635), (5, 80327), (13, 30895), (37, 10855), (65, 6179), (167, 2405), (185, 2171), (481, 835)]