Find the Prime Factored Form of the Number $13 \cdot 7 \cdot 17$

Multiple Choice

Find the prime factored form of the number.
1,547

A) $13 \cdot 7 \cdot 17$
B) $221 ^ { \prime } 17$
C) $13 \cdot 7 \cdot 7$
D) $91 \cdot 7$
E) $13 \cdot 7 \cdot 19$