Answer
$\{1,3,9,27,81\}$
Work Step by Step
To list the factors of a number, we list all of the whole numbers that we can multiply to get the number. In the case of the number $81$, the factors are $\{1,3,9,27,81\}$.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.