13243867

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 17581536

約数和(自身を除く): 4337669

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1223, 1547, 8561, 10829, 15899, 20791, 59927, 111293, 145537, 270283, 779051, 1018759, 1891981, 13243867]

約数ペア:

[(1, 13243867), (7, 1891981), (13, 1018759), (17, 779051), (49, 270283), (91, 145537), (119, 111293), (221, 59927), (637, 20791), (833, 15899), (1223, 10829), (1547, 8561)]