398927511

素因数分解:

$3^5\times {\mathrm{487}}^1\times {\mathrm{3371}}^1$

素因数の和:3873

約数の個数: 24

約数和(自身を含む): 598975104

約数和(自身を除く): 200047593

約数列:

[1, 3, 9, 27, 81, 243, 487, 1461, 3371, 4383, 10113, 13149, 30339, 39447, 91017, 118341, 273051, 819153, 1641677, 4925031, 14775093, 44325279, 132975837, 398927511]

約数ペア:

[(1, 398927511), (3, 132975837), (9, 44325279), (27, 14775093), (81, 4925031), (243, 1641677), (487, 819153), (1461, 273051), (3371, 118341), (4383, 91017), (10113, 39447), (13149, 30339)]