55490589

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:109

約数の個数: 120

約数和(自身を含む): 111234816

約数和(自身を除く): 55744227

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 41, 49, 63, 77, 81, 93, 99, 123, 147, 189, 217, 231, 279, 287, 297, 341, 369, 441, 451, 539, 567, 651, 693, 837, 861, 891, 1023, 1107, 1271, 1323, 1353, 1519, 1617, 1953, 2009, 2079, 2387, 2511, 2583, 3069, 3157, 3321, 3813, 3969, 4059, 4557, 4851, 5859, 6027, 6237, 7161, 7749, 8897, 9207, 9471, 11439, 12177, 13671, 13981, 14553, 16709, 17577, 18081, 21483, 22099, 23247, 26691, 27621, 28413, 34317, 36531, 41013, 41943, 43659, 50127, 54243, 62279, 64449, 66297, 80073, 85239, 97867, 102951, 123039, 125829, 150381, 162729, 186837, 193347, 198891, 240219, 255717, 293601, 377487, 451143, 560511, 596673, 685069, 720657, 880803, 1132461, 1353429, 1681533, 1790019, 2055207, 2642409, 5044599, 6165621, 7927227, 18496863, 55490589]

約数ペア:

[(1, 55490589), (3, 18496863), (7, 7927227), (9, 6165621), (11, 5044599), (21, 2642409), (27, 2055207), (31, 1790019), (33, 1681533), (41, 1353429), (49, 1132461), (63, 880803), (77, 720657), (81, 685069), (93, 596673), (99, 560511), (123, 451143), (147, 377487), (189, 293601), (217, 255717), (231, 240219), (279, 198891), (287, 193347), (297, 186837), (341, 162729), (369, 150381), (441, 125829), (451, 123039), (539, 102951), (567, 97867), (651, 85239), (693, 80073), (837, 66297), (861, 64449), (891, 62279), (1023, 54243), (1107, 50127), (1271, 43659), (1323, 41943), (1353, 41013), (1519, 36531), (1617, 34317), (1953, 28413), (2009, 27621), (2079, 26691), (2387, 23247), (2511, 22099), (2583, 21483), (3069, 18081), (3157, 17577), (3321, 16709), (3813, 14553), (3969, 13981), (4059, 13671), (4557, 12177), (4851, 11439), (5859, 9471), (6027, 9207), (6237, 8897), (7161, 7749)]