28021587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{719}}^1\times {\mathrm{1181}}^1$

素因数の和:1914

約数の個数: 16

約数和(自身を含む): 40849920

約数和(自身を除く): 12828333

約数列:

[1, 3, 11, 33, 719, 1181, 2157, 3543, 7909, 12991, 23727, 38973, 849139, 2547417, 9340529, 28021587]

約数ペア:

[(1, 28021587), (3, 9340529), (11, 2547417), (33, 849139), (719, 38973), (1181, 23727), (2157, 12991), (3543, 7909)]