28525023

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1559}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 43804800

約数和(自身を除く): 15279777

約数列:

[1, 3, 9, 19, 57, 107, 171, 321, 963, 1559, 2033, 4677, 6099, 14031, 18297, 29621, 88863, 166813, 266589, 500439, 1501317, 3169447, 9508341, 28525023]

約数ペア:

[(1, 28525023), (3, 9508341), (9, 3169447), (19, 1501317), (57, 500439), (107, 266589), (171, 166813), (321, 88863), (963, 29621), (1559, 18297), (2033, 14031), (4677, 6099)]