405990052

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{600577}}^1$

素因数の和:600607

約数の個数: 18

約数和(自身を含む): 769340418

約数和(自身を除く): 363350366

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 600577, 1201154, 2402308, 7807501, 15615002, 31230004, 101497513, 202995026, 405990052]

約数ペア:

[(1, 405990052), (2, 202995026), (4, 101497513), (13, 31230004), (26, 15615002), (52, 7807501), (169, 2402308), (338, 1201154), (676, 600577)]