betrothed numbers
type: Thing
description: pairs of positive integers such that the sum of the proper divisors of either number is one more than the other number
additional property: PropertyValue
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meta:
  wikidata id: Q846701
  domain: mathematical_concept
  level: standard
  html url: https://4ort.xyz/entity/betrothed-numbers
  markdown url: https://4ort.xyz/entity/betrothed-numbers.md
  facts url summary: https://4ort.xyz/entity/betrothed-numbers/facts.json
  facts url standard: https://4ort.xyz/entity/betrothed-numbers/facts.json
  facts url full: https://4ort.xyz/entity/betrothed-numbers/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-24T10:06:14.690856Z
  entity updated at: 2026-05-03T22:54:58.348740+00:00Z
  entity created at: 2026-04-10T23:56:12.614187+00:00Z