2685717

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{467}}^1$

素因数の和:550

約数の個数: 20

約数和(自身を含む): 4077216

約数和(自身を除く): 1391499

約数列:

[1, 3, 9, 27, 71, 81, 213, 467, 639, 1401, 1917, 4203, 5751, 12609, 33157, 37827, 99471, 298413, 895239, 2685717]

約数ペア:

[(1, 2685717), (3, 895239), (9, 298413), (27, 99471), (71, 37827), (81, 33157), (213, 12609), (467, 5751), (639, 4203), (1401, 1917)]