The factors of 437 are 1, 19, 23, and 437.
The positive integer factors of 437 are: 1, 19, 23, 437
1, 19, 23, 437
1, 19, 23, and 437
No because it has more than 2 factors
1, 3, 19, 23, 57, 69, 437, 1311
1, 11, 19, 23, 209, 253, 437, 4807
6.8% of 437 = 6.8% * 437 = 0.068 * 437 = 29.716
No. Some proper factors are prime.
No, no prime number has proper factors.
One has no proper factors.
1 doesn't have proper factors.