12491391

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2411}}^1$

素因数の和:2582

約数の個数: 16

約数和(自身を含む): 18292608

約数和(自身を除く): 5801217

約数列:

[1, 3, 11, 33, 157, 471, 1727, 2411, 5181, 7233, 26521, 79563, 378527, 1135581, 4163797, 12491391]

約数ペア:

[(1, 12491391), (3, 4163797), (11, 1135581), (33, 378527), (157, 79563), (471, 26521), (1727, 7233), (2411, 5181)]