12909545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13807}}^1$

素因数の和:13840

約数の個数: 16

約数和(自身を含む): 17895168

約数和(自身を除く): 4985623

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 13807, 69035, 151877, 234719, 759385, 1173595, 2581909, 12909545]

約数ペア:

[(1, 12909545), (5, 2581909), (11, 1173595), (17, 759385), (55, 234719), (85, 151877), (187, 69035), (935, 13807)]