1630149721

素因数分解:

${\mathrm{89}}^2\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1880

約数の個数: 12

約数和(自身を含む): 1662314544

約数和(自身を除く): 32164823

約数列:

[1, 89, 131, 1571, 7921, 11659, 139819, 205801, 1037651, 12443891, 18316289, 1630149721]

約数ペア:

[(1, 1630149721), (89, 18316289), (131, 12443891), (1571, 1037651), (7921, 205801), (11659, 139819)]