66818310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171329}}^1$

素因数の和:171352

約数の個数: 32

約数和(自身を含む): 172700640

約数和(自身を除く): 105882330

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 171329, 342658, 513987, 856645, 1027974, 1713290, 2227277, 2569935, 4454554, 5139870, 6681831, 11136385, 13363662, 22272770, 33409155, 66818310]

約数ペア:

[(1, 66818310), (2, 33409155), (3, 22272770), (5, 13363662), (6, 11136385), (10, 6681831), (13, 5139870), (15, 4454554), (26, 2569935), (30, 2227277), (39, 1713290), (65, 1027974), (78, 856645), (130, 513987), (195, 342658), (390, 171329)]