128789310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{330229}}^1$

素因数の和:330252

約数の個数: 32

約数和(自身を含む): 332871840

約数和(自身を除く): 204082530

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 330229, 660458, 990687, 1651145, 1981374, 3302290, 4292977, 4953435, 8585954, 9906870, 12878931, 21464885, 25757862, 42929770, 64394655, 128789310]

約数ペア:

[(1, 128789310), (2, 64394655), (3, 42929770), (5, 25757862), (6, 21464885), (10, 12878931), (13, 9906870), (15, 8585954), (26, 4953435), (30, 4292977), (39, 3302290), (65, 1981374), (78, 1651145), (130, 990687), (195, 660458), (390, 330229)]