友愛数

Japanese
Kanji in this term
友 愛 数
ゆう
Grade: 2		 あい
Grade: 4		 すう
Grade: 2
on’yomi
Alternative spelling
友愛數 (kyūjitai)

Etymology

友愛 +‎ 数

Noun

友(ゆう)愛(あい)数(すう) • (yūaisū) 

  1. (number theory) amicable numbers, two different numbers related in such a way that the sum of the proper divisors of each is equal to the other number.
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