1275449

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 16

約数和(自身を含む): 1547520

約数和(自身を除く): 272071

約数列:

[1, 7, 29, 61, 103, 203, 427, 721, 1769, 2987, 6283, 12383, 20909, 43981, 182207, 1275449]

約数ペア:

[(1, 1275449), (7, 182207), (29, 43981), (61, 20909), (103, 12383), (203, 6283), (427, 2987), (721, 1769)]