it is prime
Itself and one because 73 is a prime number
61 and 73 are both prime numbers and so therefore only 1 will go into both numbers
1, 67, 73, 4891.
1, 3, 73, 219.
The LCM of both numbers is 365
1, 2, 73, 146
1, 5, 73, 365
1, 3, 73, 219.
5 goes into 365.....73
1, 3, 9, 73, 219, 657.
1 and 73