The positive integer factors of 431 are:
1, 431
431 is prime because it only has 2 factors: 1 and 431.
431 is a prime number. Therefore, its only prime factor is itself (431).
1724/2=862 862/2=431 1724=2*2*431
1, 2, 431, 862
431 is a prime number. It has no positive integer factors other than itself and 1.
The positive integer factors of 1293 are: 1, 3, 431, 1293
It is divisible by any of its factors which are: 1, 3, 431 and 1293
Its prime factors are 2 and 431
1, 2, 3, 6, 431, 862, 1293, 2586
431, as it was.
432-431 = 1
431 and 1 = 431 + 1 = 432