Let's call the number 'n'. Its factors will be 1, itself and an unknown number. It will need to be a perfect square, and after some trial and error, we will come to the conclusion that it is 1369. The factors are 1, 1369 and 37.
the answer would seem to be ten.
10080
what is the least 5- digit number which is exactly divisible by 36
4 : with factors 1, 2 and 4
56
45
the answer would seem to be ten.
333 3 11 111
There are none but the smallest 3 digit number is 161
The common factors of 609 and 957 are 1, 3, 29 and 87. No 3-digit numbers.
36
10080
25
101 is the first three-digit prime number.
10
36 has nine factors.
625 has five factors.