Only two which are itself and one because 43 is a prime number
The factors of 43 are: 1, 43
43 is prime, so its factors are 1 and 43.
Factors: 1 and 43 Multiples 43, 86, 129 and so on.
1 and 43
Four: 1 5 43 215.
43 is a prime number so the common factors of 43 and 42 are 1
The factors of 43 are 1 and 43. For them to be common, they need to be compared to another set of factors.
Factors of 1247:1, 29, 43, 1247Prime factors of 1247:29, 43
1 and 43
43 and 1.
The factors of 43 are 1 and 43. The factors of 100 are 1, 2, 4, 5, 10, 20, 25, 50, and 100.
The factors of 258 are 1, 2, 3, 6, 43, 86, 129, and 258.