13258105

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19937}}^1$

素因数の和:19968

約数の個数: 16

約数和(自身を含む): 19140480

約数和(自身を除く): 5882375

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 19937, 99685, 139559, 378803, 697795, 1894015, 2651621, 13258105]

約数ペア:

[(1, 13258105), (5, 2651621), (7, 1894015), (19, 697795), (35, 378803), (95, 139559), (133, 99685), (665, 19937)]