81713305

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 105060312

約数和(自身を除く): 23347007

約数列:

[1, 5, 17, 85, 193, 289, 293, 965, 1445, 1465, 3281, 4981, 16405, 24905, 55777, 56549, 84677, 278885, 282745, 423385, 961333, 4806665, 16342661, 81713305]

約数ペア:

[(1, 81713305), (5, 16342661), (17, 4806665), (85, 961333), (193, 423385), (289, 282745), (293, 278885), (965, 84677), (1445, 56549), (1465, 55777), (3281, 24905), (4981, 16405)]