Refactorable number

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This article defines a property that can be evaluated for a natural number, i.e., every natural number either satisfies the property or does not satisfy the property.
View a complete list of properties of natural numbers


A natural number is termed refactorable if the value of the divisor count function (i.e., the number of positive divisors) divides .


The ID of the sequence in the Online Encyclopedia of Integer Sequences is A033950

Initial values

The first few refactorable numbers are .