52
26,2
13,2,2
165 55,3 11,5,3
1997 is already prime; no tree.
a prime factorization tree
33 11,3
350=2x5x5x7
51 3,17
The prime factorization of 97 is 97 itself, as it is a prime number and cannot be divided evenly by any other numbers. Therefore, there is no prime factorization tree for the number 97.
50 25,2 5,5,2
131 is already prime. No tree.
141 = 3 x 47
572=2x286=2x2x143=2x2x11x13
585 195,3 65,3,3 13,5,3,3