# harmonic divisor number

> positive integer whose divisors have a harmonic mean that is an integer

**Wikidata**: [Q60679](https://www.wikidata.org/wiki/Q60679)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Harmonic_divisor_number)  
**Source**: https://4ort.xyz/entity/harmonic-divisor-number