1900986451

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1\times {\mathrm{6961}}^1$

素因数の和:9982

約数の個数: 16

約数和(自身を含む): 2340791488

約数和(自身を除く): 439805037

約数列:

[1, 7, 13, 91, 3001, 6961, 21007, 39013, 48727, 90493, 273091, 633451, 20889961, 146229727, 271569493, 1900986451]

約数ペア:

[(1, 1900986451), (7, 271569493), (13, 146229727), (91, 20889961), (3001, 633451), (6961, 273091), (21007, 90493), (39013, 48727)]