208076407

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{3637}}^1$

素因数の和:4398

約数の個数: 16

約数和(自身を含む): 259840512

約数和(自身を除く): 51764105

約数列:

[1, 7, 11, 77, 743, 3637, 5201, 8173, 25459, 40007, 57211, 280049, 2702291, 18916037, 29725201, 208076407]

約数ペア:

[(1, 208076407), (7, 29725201), (11, 18916037), (77, 2702291), (743, 280049), (3637, 57211), (5201, 40007), (8173, 25459)]