220521169

素因数分解:

${\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{10069}}^1$

素因数の和:10272

約数の個数: 12

約数和(自身を含む): 243754420

約数和(自身を除く): 23233251

約数列:

[1, 11, 121, 181, 1991, 10069, 21901, 110759, 1218349, 1822489, 20047379, 220521169]

約数ペア:

[(1, 220521169), (11, 20047379), (121, 1822489), (181, 1218349), (1991, 110759), (10069, 21901)]