28052455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4159}}^1$

素因数の和:4254

約数の個数: 16

約数和(自身を含む): 35942400

約数和(自身を除く): 7889945

約数列:

[1, 5, 19, 71, 95, 355, 1349, 4159, 6745, 20795, 79021, 295289, 395105, 1476445, 5610491, 28052455]

約数ペア:

[(1, 28052455), (5, 5610491), (19, 1476445), (71, 395105), (95, 295289), (355, 79021), (1349, 20795), (4159, 6745)]