220713093

素因数分解:

$3^4\times {\mathrm{977}}^1\times {\mathrm{2789}}^1$

素因数の和:3778

約数の個数: 20

約数和(自身を含む): 330163020

約数和(自身を除く): 109449927

約数列:

[1, 3, 9, 27, 81, 977, 2789, 2931, 8367, 8793, 25101, 26379, 75303, 79137, 225909, 2724853, 8174559, 24523677, 73571031, 220713093]

約数ペア:

[(1, 220713093), (3, 73571031), (9, 24523677), (27, 8174559), (81, 2724853), (977, 225909), (2789, 79137), (2931, 75303), (8367, 26379), (8793, 25101)]