What is the greatest common divisor of 121^2 + 233^2 + 345^2 and 120^2 + 232^2 + 348^2?
Prime factorizations 187955 = 5×37591 (2 distinct prime factors) 189328 = 2^4×11833 (5 prime factors, 2 distinct)
GCD[187955, 189328]==1