42681535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{17747}}^1$

素因数の和:17802

約数の個数: 16

約数和(自身を含む): 56651616

約数和(自身を除く): 13970081

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 17747, 88735, 230711, 656639, 1153555, 3283195, 8536307, 42681535]

約数ペア:

[(1, 42681535), (5, 8536307), (13, 3283195), (37, 1153555), (65, 656639), (185, 230711), (481, 88735), (2405, 17747)]