209401084

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{717127}}^1$

素因数の和:717204

約数の個数: 12

約数和(自身を含む): 371472304

約数和(自身を除く): 162071220

約数列:

[1, 2, 4, 73, 146, 292, 717127, 1434254, 2868508, 52350271, 104700542, 209401084]

約数ペア:

[(1, 209401084), (2, 104700542), (4, 52350271), (73, 2868508), (146, 1434254), (292, 717127)]