31222009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{11831}}^1$

素因数の和:11880

約数の個数: 16

約数和(自身を含む): 39755520

約数和(自身を除く): 8533511

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 11831, 82817, 153803, 343099, 1076621, 2401693, 4460287, 31222009]

約数ペア:

[(1, 31222009), (7, 4460287), (13, 2401693), (29, 1076621), (91, 343099), (203, 153803), (377, 82817), (2639, 11831)]