77937951

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4261}}^1$

素因数の和:4351

約数の個数: 32

約数和(自身を含む): 129837568

約数和(自身を除く): 51899617

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 2613, 4261, 6097, 12783, 18291, 29827, 55393, 89481, 166179, 285487, 387751, 856461, 1163253, 1998409, 3711331, 5995227, 11133993, 25979317, 77937951]

約数ペア:

[(1, 77937951), (3, 25979317), (7, 11133993), (13, 5995227), (21, 3711331), (39, 1998409), (67, 1163253), (91, 856461), (201, 387751), (273, 285487), (469, 166179), (871, 89481), (1407, 55393), (2613, 29827), (4261, 18291), (6097, 12783)]