Answer:
1,4,9,16,25,36,49
Step-by-step explanation:
The sequence is basically square numbers
everything can be found in the picture
18
252 is a composite number. The exponents in the prime factorization are 2, 2, and 1. Adding one to each and multiplying we get (2 + 1)(2 + 1)(1 + 1) = 3 x 3 x 2 = 18. Therefore 252 has 18 factors.
