28442245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6163}}^1$

素因数の和:6252

約数の個数: 16

約数和(自身を含む): 37279872

約数和(自身を除く): 8837627

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 6163, 30815, 80119, 400595, 437573, 2187865, 5688449, 28442245]

約数ペア:

[(1, 28442245), (5, 5688449), (13, 2187865), (65, 437573), (71, 400595), (355, 80119), (923, 30815), (4615, 6163)]