8478561

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2389}}^1$

素因数の和:2425

約数の個数: 24

約数和(自身を含む): 13995840

約数和(自身を除く): 5517279

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 2389, 3549, 7167, 16723, 31057, 50169, 93171, 217399, 403741, 652197, 1211223, 2826187, 8478561]

約数ペア:

[(1, 8478561), (3, 2826187), (7, 1211223), (13, 652197), (21, 403741), (39, 217399), (91, 93171), (169, 50169), (273, 31057), (507, 16723), (1183, 7167), (2389, 3549)]