247923507

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{489001}}^1$

素因数の和:489030

約数の個数: 12

約数和(自身を含む): 357949464

約数和(自身を除く): 110025957

約数列:

[1, 3, 13, 39, 169, 507, 489001, 1467003, 6357013, 19071039, 82641169, 247923507]

約数ペア:

[(1, 247923507), (3, 82641169), (13, 19071039), (39, 6357013), (169, 1467003), (507, 489001)]