81052081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{20411}}^1$

素因数の和:20460

約数の個数: 12

約数和(自身を含む): 93323664

約数和(自身を除く): 12271583

約数列:

[1, 11, 19, 209, 361, 3971, 20411, 224521, 387809, 4265899, 7368371, 81052081]

約数ペア:

[(1, 81052081), (11, 7368371), (19, 4265899), (209, 387809), (361, 224521), (3971, 20411)]