81161549

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{5197}}^1$

素因数の和:5324

約数の個数: 16

約数和(自身を含む): 97805568

約数和(自身を除く): 16644019

約数列:

[1, 7, 23, 97, 161, 679, 2231, 5197, 15617, 36379, 119531, 504109, 836717, 3528763, 11594507, 81161549]

約数ペア:

[(1, 81161549), (7, 11594507), (23, 3528763), (97, 836717), (161, 504109), (679, 119531), (2231, 36379), (5197, 15617)]