81813485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{8017}}^1$

素因数の和:8192

約数の個数: 16

約数和(自身を含む): 106414896

約数和(自身を除く): 24601411

約数列:

[1, 5, 13, 65, 157, 785, 2041, 8017, 10205, 40085, 104221, 521105, 1258669, 6293345, 16362697, 81813485]

約数ペア:

[(1, 81813485), (5, 16362697), (13, 6293345), (65, 1258669), (157, 521105), (785, 104221), (2041, 40085), (8017, 10205)]