7870563

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 11737440

約数和(自身を除く): 3866877

約数列:

[1, 3, 9, 71, 109, 113, 213, 327, 339, 639, 981, 1017, 7739, 8023, 12317, 23217, 24069, 36951, 69651, 72207, 110853, 874507, 2623521, 7870563]

約数ペア:

[(1, 7870563), (3, 2623521), (9, 874507), (71, 110853), (109, 72207), (113, 69651), (213, 36951), (327, 24069), (339, 23217), (639, 12317), (981, 8023), (1017, 7739)]