Write the prime factorization of each number 49 38 76 60 81 132 140 87?

7 x 7 = 49

2 x 19 = 38

2 x 2 x 19 = 76

2 x 2 x 3 x 5 = 60

3 x 3 x 3 x 3 = 81

2 x 2 x 3 x 11 = 132

2 x 2 x 5 x 7 = 140

3 x 29 = 87