13052005

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3571}}^1$

素因数の和:3636

約数の個数: 16

約数和(自身を含む): 16974144

約数和(自身を除く): 3922139

約数列:

[1, 5, 17, 43, 85, 215, 731, 3571, 3655, 17855, 60707, 153553, 303535, 767765, 2610401, 13052005]

約数ペア:

[(1, 13052005), (5, 2610401), (17, 767765), (43, 303535), (85, 153553), (215, 60707), (731, 17855), (3571, 3655)]