A048256 Numbers whose sum of divisors is 6^6 = 46656.

17490, 19410, 22578, 24610, 24910, 25466, 25910, 26554, 26818, 27285, 29342, 29733, 29762, 31102, 31535, 32043, 32997, 33985, 35585, 36635, 37985, 39697, 41393, 41837, 42347, 44047, 45637, 45739, 45937, 46117

Offset

1,1

Comments

Sequence has A048253(6)=30 terms from A048251(6)=17490 to A048252(6)=46117. - Ray Chandler, Sep 01 2010

Links

Table of n, a(n) for n=1..30.

Example

The divisors of 19410 are 1, 2, 3, 5, 6, 10, 15, 30, 647, 1294, 1941, 3235, 3882, 6470, 9705, and 19410; their sum is 46656, so 19410 is in the sequence.

Mathematica

Select[Range[6^6], DivisorSigma[1, # ] == 6^6 &] (* Ray Chandler, Sep 01 2010 *)

Crossrefs

Cf. A006532, A020477, A019422, A019423, A018427, A048251-A048255.

Sequence in context: A043866 A043875 A236806 * A303996 A251641 A251638

Adjacent sequences: A048253 A048254 A048255 * A048257 A048258 A048259

Keyword

nonn,fini,full

Author

Labos Elemer

Status

approved