Write a C Program for Prime factors

Write a C Program for Prime factors

#include<stdio.h>
void pfact(int num);
int main(void)
{
	int num;
	printf("Enter a number : ");
	scanf("%d",&num);
	pfact(num);	
	printf("\n");
	return 0;
}
void pfact(int num)
{
	int i;
	for(i=2; num!=1; i++)
		while(num%i==0)
		{
			printf("%d ",i);
			num=num/i;
		}
}

Output

Enter a number : 98
2 7 7