28399787

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 32114880

約数和(自身を除く): 3715093

約数列:

[1, 13, 29, 71, 377, 923, 1061, 2059, 13793, 26767, 30769, 75331, 399997, 979303, 2184599, 28399787]

約数ペア:

[(1, 28399787), (13, 2184599), (29, 979303), (71, 399997), (377, 75331), (923, 30769), (1061, 26767), (2059, 13793)]