12427765

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20887}}^1$

素因数の和:20916

約数の個数: 16

約数和(自身を含む): 18047232

約数和(自身を除く): 5619467

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 20887, 104435, 146209, 355079, 731045, 1775395, 2485553, 12427765]

約数ペア:

[(1, 12427765), (5, 2485553), (7, 1775395), (17, 731045), (35, 355079), (85, 146209), (119, 104435), (595, 20887)]