97
47
Pretty good. The best is the highest prime number on the board.
If you have the first move, select the highest prime number available.
The best first move is 97.
18 is not a good first move. The sum of its proper factors is more than 18. Your opponent will have a three point lead. Large prime numbers are good first moves.
97
97
47
47
the answer is 100,000,000,000
48
48
Pretty good. The best is the highest prime number on the board.
No. Pick the highest prime number on the board.
The highest prime number on the board. Prime numbers have only two factors. You get the number, your opponent gets 1.
97
There are very many factor game boards and 14 is on some of them.