203497710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521789}}^1$

素因数の和:521812

約数の個数: 32

約数和(自身を含む): 525964320

約数和(自身を除く): 322466610

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 521789, 1043578, 1565367, 2608945, 3130734, 5217890, 6783257, 7826835, 13566514, 15653670, 20349771, 33916285, 40699542, 67832570, 101748855, 203497710]

約数ペア:

[(1, 203497710), (2, 101748855), (3, 67832570), (5, 40699542), (6, 33916285), (10, 20349771), (13, 15653670), (15, 13566514), (26, 7826835), (30, 6783257), (39, 5217890), (65, 3130734), (78, 2608945), (130, 1565367), (195, 1043578), (390, 521789)]