2663781

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2788

約数の個数: 16

約数和(自身を含む): 3960000

約数和(自身を除く): 1296219

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 2749, 8247, 46733, 52231, 140199, 156693, 887927, 2663781]

約数ペア:

[(1, 2663781), (3, 887927), (17, 156693), (19, 140199), (51, 52231), (57, 46733), (323, 8247), (969, 2749)]