164521885

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{1409}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 218284920

約数和(自身を除く): 53763035

約数列:

[1, 5, 11, 55, 121, 193, 605, 965, 1409, 2123, 7045, 10615, 15499, 23353, 77495, 116765, 170489, 271937, 852445, 1359685, 2991307, 14956535, 32904377, 164521885]

約数ペア:

[(1, 164521885), (5, 32904377), (11, 14956535), (55, 2991307), (121, 1359685), (193, 852445), (605, 271937), (965, 170489), (1409, 116765), (2123, 77495), (7045, 23353), (10615, 15499)]