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A046841 Sum of divisors divides sum of cubes of divisors. +0
3
1, 2, 3, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 19, 20, 21, 22, 23, 24, 26, 27, 29, 30, 31, 33, 34, 35, 37, 38, 39, 40, 41, 42, 43, 46, 47, 48, 51, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85 (list; graph; listen)
OFFSET

1,2

EXAMPLE

x=208. The power sums of divisors for k=0,1,2,3 are as follows: 10,434,54970,10288838; sigma[ 1,208 ]=434 divides sigma[ 4,208 ]= 234*23707.

CROSSREFS

A003601, A020486.

Sequence in context: A031975 A028729 A072099 this_sequence A164514 A000037 A028761

Adjacent sequences: A046838 A046839 A046840 this_sequence A046842 A046843 A046844

KEYWORD

nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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