2180620062009

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{3971985541}}^1$

素因数の和:3971985608

約数の個数: 12

約数和(自身を含む): 3201420346852

約数和(自身を除く): 1020800284843

約数列:

[1, 3, 9, 61, 183, 549, 3971985541, 11915956623, 35747869869, 242291118001, 726873354003, 2180620062009]

約数ペア:

[(1, 2180620062009), (3, 726873354003), (9, 242291118001), (61, 35747869869), (183, 11915956623), (549, 3971985541)]