207996831

素因数分解:

$3^2\times 7^1\times {\mathrm{883}}^1\times {\mathrm{3739}}^1$

素因数の和:4635

約数の個数: 24

約数和(自身を含む): 343840640

約数和(自身を除く): 135843809

約数列:

[1, 3, 7, 9, 21, 63, 883, 2649, 3739, 6181, 7947, 11217, 18543, 26173, 33651, 55629, 78519, 235557, 3301537, 9904611, 23110759, 29713833, 69332277, 207996831]

約数ペア:

[(1, 207996831), (3, 69332277), (7, 29713833), (9, 23110759), (21, 9904611), (63, 3301537), (883, 235557), (2649, 78519), (3739, 55629), (6181, 33651), (7947, 26173), (11217, 18543)]