890263881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{31573}}^1$

素因数の和:31833

約数の個数: 24

約数和(自身を含む): 1390645256

約数和(自身を除く): 500381375

約数列:

[1, 3, 9, 13, 39, 117, 241, 723, 2169, 3133, 9399, 28197, 31573, 94719, 284157, 410449, 1231347, 3694041, 7609093, 22827279, 68481837, 98918209, 296754627, 890263881]

約数ペア:

[(1, 890263881), (3, 296754627), (9, 98918209), (13, 68481837), (39, 22827279), (117, 7609093), (241, 3694041), (723, 1231347), (2169, 410449), (3133, 284157), (9399, 94719), (28197, 31573)]