7971561

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{1747}}^1$

素因数の和:1782

約数の個数: 24

約数和(自身を含む): 12795360

約数和(自身を除く): 4823799

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 1747, 4563, 5241, 15723, 22711, 47169, 68133, 204399, 295243, 613197, 885729, 2657187, 7971561]

約数ペア:

[(1, 7971561), (3, 2657187), (9, 885729), (13, 613197), (27, 295243), (39, 204399), (117, 68133), (169, 47169), (351, 22711), (507, 15723), (1521, 5241), (1747, 4563)]