GMP-ECM 7.0.5 [configured with GMP 6.2.1, --enable-asm-redc] [ECM]
Input number is (10^275+7)/419/1069/7930233863/2051701894000548959998679/37942008616382475136206463 (210 digits)
Using B1=43000000, B2=240490660426, polynomial Dickson(12), sigma=1:3563016881
Step 1 took 134800ms
Step 2 took 45650ms
********** Factor found in step 2: 5784974262676998513302171123973648185129202569
Found prime factor of 46 digits: 5784974262676998513302171123973648185129202569
Prime cofactor ((10^275+7)/419/1069/7930233863/2051701894000548959998679/37942008616382475136206463)/5784974262676998513302171123973648185129202569 has 164 digits