31890922

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 56246400

約数和(自身を除く): 24355478

約数列:

[1, 2, 7, 14, 61, 107, 122, 214, 349, 427, 698, 749, 854, 1498, 2443, 4886, 6527, 13054, 21289, 37343, 42578, 45689, 74686, 91378, 149023, 261401, 298046, 522802, 2277923, 4555846, 15945461, 31890922]

約数ペア:

[(1, 31890922), (2, 15945461), (7, 4555846), (14, 2277923), (61, 522802), (107, 298046), (122, 261401), (214, 149023), (349, 91378), (427, 74686), (698, 45689), (749, 42578), (854, 37343), (1498, 21289), (2443, 13054), (4886, 6527)]