# betrothed numbers

> pairs of positive integers such that the sum of the proper divisors of either number is one more than the other number

**Wikidata**: [Q846701](https://www.wikidata.org/wiki/Q846701)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Betrothed_numbers)  
**Source**: https://4ort.xyz/entity/betrothed-numbers