Because 1 is the only positive integer that divides evenly into 1 with no remainder.
No prime number only has one factor. Each prime number has itself and 1 as factors. Now, the number 1 of course has only one factor, but it is technically not a prime number.
1 has 1 factor.
103 is a prime number. The only two factors of a prime number are 1 and itself. The only factor pair of 103 is 1 x 103. There is only one factor pair of a prime number. The proper factors of 103 are only 1 or, if the definition you are using excludes 1, there are none. The only prime factor of 103 is 103. There is only one prime factor of a prime number - itself. The distinct prime factor (listing each prime factor only once) of 103 is also 103.
The factor pair for 31 is 1*31. Since 31 is prime, it has only one factor pair.
The factor pairs of 29 are 1 and 29. 29 is prime so it has only one factor pair.
One is the only factor of 1.1 has only one factor which is itself
1
The positive integer with only one factor is 1.
1
One only has one factor. If you have to, you can use (1,1)
It is 1 = one
The only number with just one factor is 1.
The only number with one factor is 1.
No prime number only has one factor. Each prime number has itself and 1 as factors. Now, the number 1 of course has only one factor, but it is technically not a prime number.
prime * * * * * No, the only number with just one factor is 1. Each prime has TWO factors: 1 and the prime itself.
1, considering the only factors of 1 is itself.
1 has 1 factor.