681036657

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{198959}}^1$

素因数の和:199132

約数の個数: 16

約数和(自身を含む): 1044142080

約数和(自身を除く): 363105423

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 198959, 596877, 1392713, 4178139, 32430317, 97290951, 227012219, 681036657]

約数ペア:

[(1, 681036657), (3, 227012219), (7, 97290951), (21, 32430317), (163, 4178139), (489, 1392713), (1141, 596877), (3423, 198959)]