Actually you can only use QuadraticSieve.cpp with gmp.h, which is the fastest code

Integer Factorization, Project for Designing of Algorithm (PKU)

Miller Rabin: https://en.wikipedia.org/wiki/Miller%E2%80%93Rabin_primality_test

Rho: https://en.wikipedia.org/wiki/Pollard%27s_rho_algorithm

Dixon: https://en.wikipedia.org/wiki/Dixon%27s_factorization_method

Quadratic sieve: https://en.wikipedia.org/wiki/Quadratic_sieve

gmp.h (cpp Multiple Precision Arithmetic Library)

python3.6

Cython