1721405521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{643}}^1\times {\mathrm{1223}}^1$

素因数の和:2076

約数の個数: 16

約数和(自身を含む): 1891814400

約数和(自身を除く): 170408879

約数列:

[1, 11, 199, 643, 1223, 2189, 7073, 13453, 127957, 243377, 786389, 1407527, 2677147, 8650279, 156491411, 1721405521]

約数ペア:

[(1, 1721405521), (11, 156491411), (199, 8650279), (643, 2677147), (1223, 1407527), (2189, 786389), (7073, 243377), (13453, 127957)]