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bn:01692049n
Noun Concept
SYL
No term available
EN
In number theory, a perfect number is a positive integer that is equal to the sum of its positive divisors, excluding the number itself. Wikipedia
Relations
Sources
IS A
EN
composite number
EN
natural number
EN
harmonic divisor number
EN
even number
HAS INSTANCE
28
6
496
8128
EN
33550336
DESCRIBED BY SOURCE
EN
Armenian Soviet Encyclopedia
EN
Otto's encyclopedia

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