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A197309
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Divisors of the 9th repunit 111111111.
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2
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1, 3, 9, 37, 111, 333, 333667, 1001001, 3003003, 12345679, 37037037, 111111111
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listen;
history;
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OFFSET
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1,2
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COMMENTS
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The prime factorization of (10^9 - 1)/9 is 3^2 * 37 * 333667. - Alonso del Arte, Apr 27 2014
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LINKS
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MATHEMATICA
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PROG
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CROSSREFS
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Cf. A109492, A197308, A070529, A018282, A018766, A027894, A027893, A027892, A027891, A027890, A027889, A027895.
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KEYWORD
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nonn,fini,full,easy
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AUTHOR
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STATUS
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approved
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