418329009

素因数分解:

$3^3\times 7^1\times {\mathrm{2213381}}^1$

素因数の和:2213397

約数の個数: 16

約数和(自身を含む): 708282240

約数和(自身を除く): 289953231

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 2213381, 6640143, 15493667, 19920429, 46481001, 59761287, 139443003, 418329009]

約数ペア:

[(1, 418329009), (3, 139443003), (7, 59761287), (9, 46481001), (21, 19920429), (27, 15493667), (63, 6640143), (189, 2213381)]