13121505

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3691}}^1$

素因数の和:3781

約数の個数: 24

約数和(自身を含む): 23038080

約数和(自身を除く): 9916575

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 3691, 11073, 18455, 33219, 55365, 166095, 291589, 874767, 1457945, 2624301, 4373835, 13121505]

約数ペア:

[(1, 13121505), (3, 4373835), (5, 2624301), (9, 1457945), (15, 874767), (45, 291589), (79, 166095), (237, 55365), (395, 33219), (711, 18455), (1185, 11073), (3555, 3691)]