1291354

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2037

約数の個数: 16

約数和(自身を含む): 2160000

約数和(自身を除く): 868646

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 1999, 3998, 33983, 37981, 67966, 75962, 645677, 1291354]

約数ペア:

[(1, 1291354), (2, 645677), (17, 75962), (19, 67966), (34, 37981), (38, 33983), (323, 3998), (646, 1999)]