Loading AI tools
来自维基百科,自由的百科全书
婚約數(betrothed numbers),指兩個正整數中,彼此除了1和本身的其餘所有因數的和與另一方相等。婚約數又稱準親和數(quasi-amicable numbers)。[1]
此條目需要擴充。 (2013年2月14日) |
最小的一對婚約數為(48, 75)
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.