89956945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{81409}}^1$

素因数の和:81444

約数の個数: 16

約数和(自身を含む): 123091920

約数和(自身を除く): 33134975

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 81409, 407045, 1058317, 1383953, 5291585, 6919765, 17991389, 89956945]

約数ペア:

[(1, 89956945), (5, 17991389), (13, 6919765), (17, 5291585), (65, 1383953), (85, 1058317), (221, 407045), (1105, 81409)]