A000396: Perfect numbers

Description Usage Arguments Value See Also Examples

Description

Under OEIS A000396, a Perfect number is a number whose proper divisors sum up to the extent equal to the number itself. First 6 abundant numbers are 6, 28, 496, 8128, 33550336, 8589869056.

Usage

1
Perfect(n, gmp = TRUE)

Arguments

n

the number of first n entries from the sequence.

gmp

a logical; TRUE to use large number representation, FALSE otherwise.

Value

a vector of length n containing first entries from the sequence.

See Also

Deficient, Abundant

Examples

1
2
## generate first 7 Perfect numbers
print(Perfect(10))

kisungyou/Zseq documentation built on Feb. 4, 2018, 12:02 a.m.