91617985

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{4339}}^1$

素因数の和:4488

約数の個数: 16

約数和(自身を含む): 113742720

約数和(自身を除く): 22124735

約数列:

[1, 5, 41, 103, 205, 515, 4223, 4339, 21115, 21695, 177899, 446917, 889495, 2234585, 18323597, 91617985]

約数ペア:

[(1, 91617985), (5, 18323597), (41, 2234585), (103, 889495), (205, 446917), (515, 177899), (4223, 21695), (4339, 21115)]