2565855

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3001}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 4683120

約数和(自身を除く): 2117265

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 3001, 9003, 15005, 27009, 45015, 57019, 135045, 171057, 285095, 513171, 855285, 2565855]

約数ペア:

[(1, 2565855), (3, 855285), (5, 513171), (9, 285095), (15, 171057), (19, 135045), (45, 57019), (57, 45015), (95, 27009), (171, 15005), (285, 9003), (855, 3001)]