2857959

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1879}}^1$

素因数の和:1911

約数の個数: 18

約数和(自身を含む): 4472520

約数和(自身を除く): 1614561

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 1879, 5637, 16911, 24427, 73281, 219843, 317551, 952653, 2857959]

約数ペア:

[(1, 2857959), (3, 952653), (9, 317551), (13, 219843), (39, 73281), (117, 24427), (169, 16911), (507, 5637), (1521, 1879)]