2680749

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{2309}}^1$

素因数の和:2361

約数の個数: 16

約数和(自身を含む): 4065600

約数和(自身を除く): 1384851

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 2309, 6927, 20781, 62343, 99287, 297861, 893583, 2680749]

約数ペア:

[(1, 2680749), (3, 893583), (9, 297861), (27, 99287), (43, 62343), (129, 20781), (387, 6927), (1161, 2309)]