Skip to content / Đến nội dung
ThichHocToan.com

IMSO 2022 Mathematics — International Short Answer Question 25

IMSO Maths · IMSO 2022 Mathematics — International Short Answer

Question 25

A positive integer n has four positive factors, including 1 and n. If $n+1$ is equal to four times the sum of the other two factors, what is the value of n?