2990391

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2281}}^1$

素因数の和:2326

約数の個数: 16

約数和(自身を含む): 4381440

約数和(自身を除く): 1391049

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 2281, 6843, 43339, 52463, 130017, 157389, 996797, 2990391]

約数ペア:

[(1, 2990391), (3, 996797), (19, 157389), (23, 130017), (57, 52463), (69, 43339), (437, 6843), (1311, 2281)]