418663323

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{397591}}^1$

素因数の和:397616

約数の個数: 20

約数和(自身を含む): 673520848

約数和(自身を除く): 254857525

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 397591, 1192773, 3578319, 5168683, 10734957, 15506049, 32204871, 46518147, 139554441, 418663323]

約数ペア:

[(1, 418663323), (3, 139554441), (9, 46518147), (13, 32204871), (27, 15506049), (39, 10734957), (81, 5168683), (117, 3578319), (351, 1192773), (1053, 397591)]