290648511

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{454849}}^1$

素因数の和:454926

約数の個数: 12

約数和(自身を含む): 425739600

約数和(自身を除く): 135091089

約数列:

[1, 3, 9, 71, 213, 639, 454849, 1364547, 4093641, 32294279, 96882837, 290648511]

約数ペア:

[(1, 290648511), (3, 96882837), (9, 32294279), (71, 4093641), (213, 1364547), (639, 454849)]