68912389

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 88422656

約数和(自身を除く): 19510267

約数列:

[1, 7, 13, 37, 91, 97, 211, 259, 481, 679, 1261, 1477, 2743, 3367, 3589, 7807, 8827, 19201, 20467, 25123, 46657, 54649, 101491, 143269, 266071, 326599, 710437, 757279, 1862497, 5300953, 9844627, 68912389]

約数ペア:

[(1, 68912389), (7, 9844627), (13, 5300953), (37, 1862497), (91, 757279), (97, 710437), (211, 326599), (259, 266071), (481, 143269), (679, 101491), (1261, 54649), (1477, 46657), (2743, 25123), (3367, 20467), (3589, 19201), (7807, 8827)]