2716259

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1610

約数の個数: 16

約数和(自身を含む): 3521280

約数和(自身を除く): 805021

約数列:

[1, 7, 13, 19, 91, 133, 247, 1571, 1729, 10997, 20423, 29849, 142961, 208943, 388037, 2716259]

約数ペア:

[(1, 2716259), (7, 388037), (13, 208943), (19, 142961), (91, 29849), (133, 20423), (247, 10997), (1571, 1729)]