86915005

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{2377}}^1$

素因数の和:2556

約数の個数: 16

約数和(自身を含む): 106838784

約数和(自身を除く): 19923779

約数列:

[1, 5, 71, 103, 355, 515, 2377, 7313, 11885, 36565, 168767, 244831, 843835, 1224155, 17383001, 86915005]

約数ペア:

[(1, 86915005), (5, 17383001), (71, 1224155), (103, 843835), (355, 244831), (515, 168767), (2377, 36565), (7313, 11885)]