321612021

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{2393}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 472431960

約数和(自身を除く): 150819939

約数列:

[1, 3, 9, 109, 137, 327, 411, 981, 1233, 2393, 7179, 14933, 21537, 44799, 134397, 260837, 327841, 782511, 983523, 2347533, 2950569, 35734669, 107204007, 321612021]

約数ペア:

[(1, 321612021), (3, 107204007), (9, 35734669), (109, 2950569), (137, 2347533), (327, 983523), (411, 782511), (981, 327841), (1233, 260837), (2393, 134397), (7179, 44799), (14933, 21537)]