1216830357

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{10831}}^1$

素因数の和:10935

約数の個数: 40

約数和(自身を含む): 1939794560

約数和(自身を除く): 722964203

約数列:

[1, 3, 9, 19, 27, 57, 73, 81, 171, 219, 513, 657, 1387, 1539, 1971, 4161, 5913, 10831, 12483, 32493, 37449, 97479, 112347, 205789, 292437, 617367, 790663, 877311, 1852101, 2371989, 5556303, 7115967, 15022597, 16668909, 21347901, 45067791, 64043703, 135203373, 405610119, 1216830357]

約数ペア:

[(1, 1216830357), (3, 405610119), (9, 135203373), (19, 64043703), (27, 45067791), (57, 21347901), (73, 16668909), (81, 15022597), (171, 7115967), (219, 5556303), (513, 2371989), (657, 1852101), (1387, 877311), (1539, 790663), (1971, 617367), (4161, 292437), (5913, 205789), (10831, 112347), (12483, 97479), (32493, 37449)]