15881131

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1231}}^1$

素因数の和:1354

約数の個数: 16

約数和(自身を含む): 19317760

約数和(自身を除く): 3436629

約数列:

[1, 7, 19, 97, 133, 679, 1231, 1843, 8617, 12901, 23389, 119407, 163723, 835849, 2268733, 15881131]

約数ペア:

[(1, 15881131), (7, 2268733), (19, 835849), (97, 163723), (133, 119407), (679, 23389), (1231, 12901), (1843, 8617)]