316215510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{810809}}^1$

素因数の和:810832

約数の個数: 32

約数和(自身を含む): 817296480

約数和(自身を除く): 501080970

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 810809, 1621618, 2432427, 4054045, 4864854, 8108090, 10540517, 12162135, 21081034, 24324270, 31621551, 52702585, 63243102, 105405170, 158107755, 316215510]

約数ペア:

[(1, 316215510), (2, 158107755), (3, 105405170), (5, 63243102), (6, 52702585), (10, 31621551), (13, 24324270), (15, 21081034), (26, 12162135), (30, 10540517), (39, 8108090), (65, 4864854), (78, 4054045), (130, 2432427), (195, 1621618), (390, 810809)]