7256457

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:697

約数の個数: 24

約数和(自身を含む): 11411400

約数和(自身を除く): 4154943

約数列:

[1, 3, 9, 13, 39, 109, 117, 327, 569, 981, 1417, 1707, 4251, 5121, 7397, 12753, 22191, 62021, 66573, 186063, 558189, 806273, 2418819, 7256457]

約数ペア:

[(1, 7256457), (3, 2418819), (9, 806273), (13, 558189), (39, 186063), (109, 66573), (117, 62021), (327, 22191), (569, 12753), (981, 7397), (1417, 5121), (1707, 4251)]