78013531071

素因数分解:

$3^2\times 7^3\times {\mathrm{25271633}}^1$

素因数の和:25271660

約数の個数: 24

約数和(自身を含む): 131412496800

約数和(自身を除く): 53398965729

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 25271633, 75814899, 176901431, 227444697, 530704293, 1238310017, 1592112879, 3714930051, 8668170119, 11144790153, 26004510357, 78013531071]

約数ペア:

[(1, 78013531071), (3, 26004510357), (7, 11144790153), (9, 8668170119), (21, 3714930051), (49, 1592112879), (63, 1238310017), (147, 530704293), (343, 227444697), (441, 176901431), (1029, 75814899), (3087, 25271633)]