908049609

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{80651}}^1$

素因数の和:80802

約数の個数: 20

約数和(自身を含む): 1366244880

約数和(自身を除く): 458195271

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 80651, 241953, 725859, 2177577, 6532731, 11210489, 33631467, 100894401, 302683203, 908049609]

約数ペア:

[(1, 908049609), (3, 302683203), (9, 100894401), (27, 33631467), (81, 11210489), (139, 6532731), (417, 2177577), (1251, 725859), (3753, 241953), (11259, 80651)]