A018564 Divisors of 639.

1, 3, 9, 71, 213, 639

Offset

1,2

Links

Table of n, a(n) for n=1..6.

Index entries for sequences related to divisors of numbers

Maple

numtheory[divisors](639); # Wesley Ivan Hurt, Apr 10 2017

Mathematica

Divisors[639] (* Wesley Ivan Hurt, Sep 04 2022 *)

Prog

(PARI) divisors(639) \\ Charles R Greathouse IV, Jun 23 2017

Crossrefs

Sequence in context: A276475 A084543 A318030 * A004167 A321539 A163632

Adjacent sequences: A018561 A018562 A018563 * A018565 A018566 A018567

Keyword

nonn,fini,full,easy

Author

N. J. A. Sloane

Status

approved