Divisors in powers and multiplications
Number Theory
Level
1
Fill in the blank:
\(a\) and \(b\) are positive integers such that \(\hspace{20cm} \)
- \( a^b\) has exactly 5 positive divisors;
- \(b^a \) has exactly 7 positive divisors;
- \( a\times b\) has exactly \(\text{_______} \) positive divisors.
by
Pi Han Goh