22290985

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 27561600

約数和(自身を除く): 5270615

約数列:

[1, 5, 43, 199, 215, 521, 995, 2605, 8557, 22403, 42785, 103679, 112015, 518395, 4458197, 22290985]

約数ペア:

[(1, 22290985), (5, 4458197), (43, 518395), (199, 112015), (215, 103679), (521, 42785), (995, 22403), (2605, 8557)]