99 factors

There are 6 positive factors of 99 and 6 negative factors of 99. Wht are there negative numbers that can be a factor of 99? Factor Pairs of 99. A factor pair is a combination of two factors which can be multiplied together to equal 99. For 99, all of the possible factor pairs are listed below: 1 x 99 = 99; 3 x 33 = 99; 9 x 11 = 99 coronavirus 99 fever