31830507

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 47155680

約数和(自身を除く): 15325173

約数列:

[1, 3, 9, 71, 109, 213, 327, 457, 639, 981, 1371, 4113, 7739, 23217, 32447, 49813, 69651, 97341, 149439, 292023, 448317, 3536723, 10610169, 31830507]

約数ペア:

[(1, 31830507), (3, 10610169), (9, 3536723), (71, 448317), (109, 292023), (213, 149439), (327, 97341), (457, 69651), (639, 49813), (981, 32447), (1371, 23217), (4113, 7739)]