28744254

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 82575360

約数和(自身を除く): 53831106

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 31, 33, 42, 54, 62, 63, 66, 77, 93, 99, 126, 154, 186, 189, 198, 217, 223, 231, 279, 297, 341, 378, 434, 446, 462, 558, 594, 651, 669, 682, 693, 837, 1023, 1302, 1338, 1386, 1561, 1674, 1953, 2007, 2046, 2079, 2387, 2453, 3069, 3122, 3906, 4014, 4158, 4683, 4774, 4906, 5859, 6021, 6138, 6913, 7161, 7359, 9207, 9366, 11718, 12042, 13826, 14049, 14322, 14718, 17171, 18414, 20739, 21483, 22077, 28098, 34342, 41478, 42147, 42966, 44154, 48391, 51513, 62217, 64449, 66231, 76043, 84294, 96782, 103026, 124434, 128898, 132462, 145173, 152086, 154539, 186651, 228129, 290346, 309078, 373302, 435519, 456258, 463617, 532301, 684387, 871038, 927234, 1064602, 1306557, 1368774, 1596903, 2053161, 2613114, 3193806, 4106322, 4790709, 9581418, 14372127, 28744254]

約数ペア:

[(1, 28744254), (2, 14372127), (3, 9581418), (6, 4790709), (7, 4106322), (9, 3193806), (11, 2613114), (14, 2053161), (18, 1596903), (21, 1368774), (22, 1306557), (27, 1064602), (31, 927234), (33, 871038), (42, 684387), (54, 532301), (62, 463617), (63, 456258), (66, 435519), (77, 373302), (93, 309078), (99, 290346), (126, 228129), (154, 186651), (186, 154539), (189, 152086), (198, 145173), (217, 132462), (223, 128898), (231, 124434), (279, 103026), (297, 96782), (341, 84294), (378, 76043), (434, 66231), (446, 64449), (462, 62217), (558, 51513), (594, 48391), (651, 44154), (669, 42966), (682, 42147), (693, 41478), (837, 34342), (1023, 28098), (1302, 22077), (1338, 21483), (1386, 20739), (1561, 18414), (1674, 17171), (1953, 14718), (2007, 14322), (2046, 14049), (2079, 13826), (2387, 12042), (2453, 11718), (3069, 9366), (3122, 9207), (3906, 7359), (4014, 7161), (4158, 6913), (4683, 6138), (4774, 6021), (4906, 5859)]