81195359

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{4463}}^1$

素因数の和:4606

約数の個数: 16

約数和(自身を含む): 97708032

約数和(自身を除く): 16512673

約数列:

[1, 7, 23, 113, 161, 791, 2599, 4463, 18193, 31241, 102649, 504319, 718543, 3530233, 11599337, 81195359]

約数ペア:

[(1, 81195359), (7, 11599337), (23, 3530233), (113, 718543), (161, 504319), (791, 102649), (2599, 31241), (4463, 18193)]