#include #include #include int IsKind(int n) { int i, sum = 0; for(i=1; i<=(int)sqrt(n); i++) if(n%i == 0) sum += i + n/i; return sum; } int main() { int n, m, t; scanf("%d", &t); while( t-- ) { scanf("%d%d", &n, &m); if(IsKind(m) == IsKind(n)) printf("YES\n"); else printf("NO\n"); } return 0; }