22691851

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:768

約数の個数: 20

約数和(自身を含む): 28547792

約数和(自身を除く): 5855941

約数列:

[1, 7, 13, 49, 91, 343, 637, 727, 2401, 4459, 5089, 9451, 31213, 35623, 66157, 249361, 463099, 1745527, 3241693, 22691851]

約数ペア:

[(1, 22691851), (7, 3241693), (13, 1745527), (49, 463099), (91, 249361), (343, 66157), (637, 35623), (727, 31213), (2401, 9451), (4459, 5089)]