291285279

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{789391}}^1$

素因数の和:789438

約数の個数: 12

約数和(自身を含む): 431008032

約数和(自身を除く): 139722753

約数列:

[1, 3, 9, 41, 123, 369, 789391, 2368173, 7104519, 32365031, 97095093, 291285279]

約数ペア:

[(1, 291285279), (3, 97095093), (9, 32365031), (41, 7104519), (123, 2368173), (369, 789391)]