286857987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{71411}}^1$

素因数の和:71530

約数の個数: 16

約数和(自身を含む): 415903488

約数和(自身を除く): 129045501

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 71411, 214233, 928343, 2785029, 7355333, 22065999, 95619329, 286857987]

約数ペア:

[(1, 286857987), (3, 95619329), (13, 22065999), (39, 7355333), (103, 2785029), (309, 928343), (1339, 214233), (4017, 71411)]