28082805

素因数分解:

$3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4447}}^1$

素因数の和:4876

約数の個数: 16

約数和(自身を含む): 45049344

約数和(自身を除く): 16966539

約数列:

[1, 3, 5, 15, 421, 1263, 2105, 4447, 6315, 13341, 22235, 66705, 1872187, 5616561, 9360935, 28082805]

約数ペア:

[(1, 28082805), (3, 9360935), (5, 5616561), (15, 1872187), (421, 66705), (1263, 22235), (2105, 13341), (4447, 6315)]