1921000245

素因数分解:

$3^1\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{88997}}^1$

素因数の和:90444

約数の個数: 16

約数和(自身を含む): 3075770880

約数和(自身を除く): 1154770635

約数列:

[1, 3, 5, 15, 1439, 4317, 7195, 21585, 88997, 266991, 444985, 1334955, 128066683, 384200049, 640333415, 1921000245]

約数ペア:

[(1, 1921000245), (3, 640333415), (5, 384200049), (15, 128066683), (1439, 1334955), (4317, 444985), (7195, 266991), (21585, 88997)]