12218665

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3343}}^1$

素因数の和:3408

約数の個数: 16

約数和(自身を含む): 15890688

約数和(自身を除く): 3672023

約数列:

[1, 5, 17, 43, 85, 215, 731, 3343, 3655, 16715, 56831, 143749, 284155, 718745, 2443733, 12218665]

約数ペア:

[(1, 12218665), (5, 2443733), (17, 718745), (43, 284155), (85, 143749), (215, 56831), (731, 16715), (3343, 3655)]