891690145

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{6841}}^1$

素因数の和:7176

約数の個数: 16

約数和(自身を含む): 1083772800

約数和(自身を除く): 192082655

約数列:

[1, 5, 131, 199, 655, 995, 6841, 26069, 34205, 130345, 896171, 1361359, 4480855, 6806795, 178338029, 891690145]

約数ペア:

[(1, 891690145), (5, 178338029), (131, 6806795), (199, 4480855), (655, 1361359), (995, 896171), (6841, 130345), (26069, 34205)]