11981641981

素因数分解:

${\mathrm{821}}^1\times {\mathrm{2861}}^1\times {\mathrm{5101}}^1$

素因数の和:8783

約数の個数: 8

約数和(自身を含む): 12002781528

約数和(自身を除く): 21139547

約数列:

[1, 821, 2861, 5101, 2348881, 4187921, 14593961, 11981641981]

約数ペア:

[(1, 11981641981), (821, 14593961), (2861, 4187921), (5101, 2348881)]