128239788874

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{3940747}}^1$

素因数の和:3941109

約数の個数: 16

約数和(自身を含む): 196627562208

約数和(自身を除く): 68387773334

約数列:

[1, 2, 53, 106, 307, 614, 16271, 32542, 3940747, 7881494, 208859591, 417719182, 1209809329, 2419618658, 64119894437, 128239788874]

約数ペア:

[(1, 128239788874), (2, 64119894437), (53, 2419618658), (106, 1209809329), (307, 417719182), (614, 208859591), (16271, 7881494), (32542, 3940747)]