8427309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{971}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 12317184

約数和(自身を除く): 3889875

約数列:

[1, 3, 11, 33, 263, 789, 971, 2893, 2913, 8679, 10681, 32043, 255373, 766119, 2809103, 8427309]

約数ペア:

[(1, 8427309), (3, 2809103), (11, 766119), (33, 255373), (263, 32043), (789, 10681), (971, 8679), (2893, 2913)]