123972121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{3557}}^1$

素因数の和:3960

約数の個数: 16

約数和(自身を含む): 153022464

約数和(自身を除く): 29050343

約数列:

[1, 7, 13, 91, 383, 2681, 3557, 4979, 24899, 34853, 46241, 323687, 1362331, 9536317, 17710303, 123972121]

約数ペア:

[(1, 123972121), (7, 17710303), (13, 9536317), (91, 1362331), (383, 323687), (2681, 46241), (3557, 34853), (4979, 24899)]