8563239

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{1489}}^1$

素因数の和:1572

約数の個数: 20

約数和(自身を含む): 12980880

約数和(自身を除く): 4417641

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1489, 1917, 4467, 5751, 13401, 40203, 105719, 120609, 317157, 951471, 2854413, 8563239]

約数ペア:

[(1, 8563239), (3, 2854413), (9, 951471), (27, 317157), (71, 120609), (81, 105719), (213, 40203), (639, 13401), (1489, 5751), (1917, 4467)]