The on;y two factors of 71 are 1 and 71
71 is a prime number.
71 is a prime number.
71
1 and 71 because 71 IS a prime number.
Itself because 71 is a prime number
2, 71
355 = 5 * 71
71 is a prime number it doesnt have factors
2 * 71 = 142 both 2 and 71 are prime
1997 is already prime; no tree.
It is 71 because as a product of its prime factors 71*71 = 5041
142 = 2 * 71