27979467

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7727}}^1$

素因数の和:7818

約数の個数: 16

約数和(自身を含む): 40061952

約数和(自身を除く): 12082485

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 7727, 23181, 131359, 394077, 548617, 1645851, 9326489, 27979467]

約数ペア:

[(1, 27979467), (3, 9326489), (17, 1645851), (51, 548617), (71, 394077), (213, 131359), (1207, 23181), (3621, 7727)]