GMP-ECM 7.0.5 [configured with GMP 6.2.1, --enable-asm-redc] [ECM]
Input number is (10^294+7)/32831/9528771357512543257680843383633/693141915694047362220688884010433 (226 digits)
Using B1=43000000, B2=240490660426, polynomial Dickson(12), sigma=1:382290202
Step 1 took 156329ms
Step 2 took 50433ms
********** Factor found in step 2: 2226958699897188862009548959525738831105759875057
Found prime factor of 49 digits: 2226958699897188862009548959525738831105759875057
Prime cofactor ((10^294+7)/32831/9528771357512543257680843383633/693141915694047362220688884010433)/2226958699897188862009548959525738831105759875057 has 178 digits