71291110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{648101}}^1$

素因数の和:648119

約数の個数: 16

約数和(自身を含む): 139990032

約数和(自身を除く): 68698922

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 648101, 1296202, 3240505, 6481010, 7129111, 14258222, 35645555, 71291110]

約数ペア:

[(1, 71291110), (2, 35645555), (5, 14258222), (10, 7129111), (11, 6481010), (22, 3240505), (55, 1296202), (110, 648101)]