22217923

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{2683}}^1$

素因数の和:2723

約数の個数: 18

約数和(自身を含む): 27996804

約数和(自身を除く): 5778881

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 2683, 8281, 18781, 34879, 131467, 244153, 453427, 1709071, 3173989, 22217923]

約数ペア:

[(1, 22217923), (7, 3173989), (13, 1709071), (49, 453427), (91, 244153), (169, 131467), (637, 34879), (1183, 18781), (2683, 8281)]