2603682819

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 4051676160

約数和(自身を除く): 1447993341

約数列:

[1, 3, 9, 27, 41, 71, 123, 157, 211, 213, 369, 471, 633, 639, 1107, 1413, 1899, 1917, 2911, 4239, 5697, 6437, 8651, 8733, 11147, 14981, 19311, 25953, 26199, 33127, 33441, 44943, 57933, 77859, 78597, 99381, 100323, 134829, 173799, 233577, 298143, 300969, 404487, 457027, 614221, 894429, 1358207, 1371081, 1842663, 2352017, 4074621, 4113243, 5527989, 7056051, 12223863, 12339729, 16583967, 21168153, 36671589, 63504459, 96432697, 289298091, 867894273, 2603682819]

約数ペア:

[(1, 2603682819), (3, 867894273), (9, 289298091), (27, 96432697), (41, 63504459), (71, 36671589), (123, 21168153), (157, 16583967), (211, 12339729), (213, 12223863), (369, 7056051), (471, 5527989), (633, 4113243), (639, 4074621), (1107, 2352017), (1413, 1842663), (1899, 1371081), (1917, 1358207), (2911, 894429), (4239, 614221), (5697, 457027), (6437, 404487), (8651, 300969), (8733, 298143), (11147, 233577), (14981, 173799), (19311, 134829), (25953, 100323), (26199, 99381), (33127, 78597), (33441, 77859), (44943, 57933)]