12507257

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1723}}^1$

素因数の和:1808

約数の個数: 16

約数和(自身を含む): 15391872

約数和(自身を除く): 2884615

約数列:

[1, 7, 17, 61, 119, 427, 1037, 1723, 7259, 12061, 29291, 105103, 205037, 735721, 1786751, 12507257]

約数ペア:

[(1, 12507257), (7, 1786751), (17, 735721), (61, 205037), (119, 105103), (427, 29291), (1037, 12061), (1723, 7259)]