387619986

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2107

約数の個数: 64

約数和(自身を含む): 869694336

約数和(自身を除く): 482074350

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 61, 78, 82, 122, 123, 183, 246, 366, 533, 793, 1066, 1586, 1599, 1987, 2379, 2501, 3198, 3974, 4758, 5002, 5961, 7503, 11922, 15006, 25831, 32513, 51662, 65026, 77493, 81467, 97539, 121207, 154986, 162934, 195078, 242414, 244401, 363621, 488802, 727242, 1059071, 1575691, 2118142, 3151382, 3177213, 4727073, 4969487, 6354426, 9454146, 9938974, 14908461, 29816922, 64603331, 129206662, 193809993, 387619986]

約数ペア:

[(1, 387619986), (2, 193809993), (3, 129206662), (6, 64603331), (13, 29816922), (26, 14908461), (39, 9938974), (41, 9454146), (61, 6354426), (78, 4969487), (82, 4727073), (122, 3177213), (123, 3151382), (183, 2118142), (246, 1575691), (366, 1059071), (533, 727242), (793, 488802), (1066, 363621), (1586, 244401), (1599, 242414), (1987, 195078), (2379, 162934), (2501, 154986), (3198, 121207), (3974, 97539), (4758, 81467), (5002, 77493), (5961, 65026), (7503, 51662), (11922, 32513), (15006, 25831)]