28240035

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43783}}^1$

素因数の和:43834

約数の個数: 16

約数和(自身を含む): 46235904

約数和(自身を除く): 17995869

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 43783, 131349, 218915, 656745, 1882669, 5648007, 9413345, 28240035]

約数ペア:

[(1, 28240035), (3, 9413345), (5, 5648007), (15, 1882669), (43, 656745), (129, 218915), (215, 131349), (645, 43783)]