27781677

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 27376083

約数列:

[1, 3, 7, 9, 11, 21, 23, 27, 33, 49, 63, 69, 77, 83, 99, 147, 161, 189, 207, 231, 249, 253, 297, 441, 483, 539, 581, 621, 693, 747, 759, 913, 1127, 1323, 1449, 1617, 1743, 1771, 1909, 2079, 2241, 2277, 2739, 3381, 4067, 4347, 4851, 5229, 5313, 5727, 6391, 6831, 8217, 10143, 12201, 12397, 13363, 14553, 15687, 15939, 17181, 19173, 20999, 24651, 30429, 36603, 37191, 40089, 44737, 47817, 51543, 57519, 62997, 93541, 109809, 111573, 120267, 134211, 146993, 172557, 188991, 280623, 334719, 360801, 402633, 440979, 566973, 841869, 1028951, 1207899, 1322937, 2525607, 3086853, 3968811, 9260559, 27781677]

約数ペア:

[(1, 27781677), (3, 9260559), (7, 3968811), (9, 3086853), (11, 2525607), (21, 1322937), (23, 1207899), (27, 1028951), (33, 841869), (49, 566973), (63, 440979), (69, 402633), (77, 360801), (83, 334719), (99, 280623), (147, 188991), (161, 172557), (189, 146993), (207, 134211), (231, 120267), (249, 111573), (253, 109809), (297, 93541), (441, 62997), (483, 57519), (539, 51543), (581, 47817), (621, 44737), (693, 40089), (747, 37191), (759, 36603), (913, 30429), (1127, 24651), (1323, 20999), (1449, 19173), (1617, 17181), (1743, 15939), (1771, 15687), (1909, 14553), (2079, 13363), (2241, 12397), (2277, 12201), (2739, 10143), (3381, 8217), (4067, 6831), (4347, 6391), (4851, 5727), (5229, 5313)]