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Primitive Abundant Number


An abundant number for which all proper divisors are deficient is called a primitive abundant number (Guy 1994, p. 46). The first few odd primitive abundant numbers are 945, 1575, 2205, 3465, ... (OEIS A006038).


See also

Abundant Number, Deficient Number, Highly Composite Number, Superabundant Number, Weird Number

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References

Guy, R. K. Unsolved Problems in Number Theory, 2nd ed. New York: Springer-Verlag, p. 46, 1994.Sloane, N. J. A. Sequence A006038/M5486 in "The On-Line Encyclopedia of Integer Sequences."

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Primitive Abundant Number

Cite this as:

Weisstein, Eric W. "Primitive Abundant Number." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/PrimitiveAbundantNumber.html

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