408291279

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{120121}}^1$

素因数の和:120238

約数の個数: 16

約数和(自身を含む): 599649024

約数和(自身を除く): 191357745

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 120121, 360363, 1321331, 3963993, 12372463, 37117389, 136097093, 408291279]

約数ペア:

[(1, 408291279), (3, 136097093), (11, 37117389), (33, 12372463), (103, 3963993), (309, 1321331), (1133, 360363), (3399, 120121)]