187739937

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1032

約数の個数: 80

約数和(自身を含む): 361304064

約数和(自身を除く): 173564127

約数列:

[1, 3, 7, 9, 11, 21, 27, 31, 33, 63, 77, 81, 93, 99, 189, 217, 231, 279, 297, 341, 567, 651, 693, 837, 891, 971, 1023, 1953, 2079, 2387, 2511, 2913, 3069, 5859, 6237, 6797, 7161, 8739, 9207, 10681, 17577, 20391, 21483, 26217, 27621, 30101, 32043, 61173, 64449, 74767, 78651, 90303, 96129, 183519, 193347, 210707, 224301, 270909, 288387, 331111, 550557, 632121, 672903, 812727, 865161, 993333, 1896363, 2018709, 2317777, 2438181, 2979999, 5689089, 6056127, 6953331, 8939997, 17067267, 20859993, 26819991, 62579979, 187739937]

約数ペア:

[(1, 187739937), (3, 62579979), (7, 26819991), (9, 20859993), (11, 17067267), (21, 8939997), (27, 6953331), (31, 6056127), (33, 5689089), (63, 2979999), (77, 2438181), (81, 2317777), (93, 2018709), (99, 1896363), (189, 993333), (217, 865161), (231, 812727), (279, 672903), (297, 632121), (341, 550557), (567, 331111), (651, 288387), (693, 270909), (837, 224301), (891, 210707), (971, 193347), (1023, 183519), (1953, 96129), (2079, 90303), (2387, 78651), (2511, 74767), (2913, 64449), (3069, 61173), (5859, 32043), (6237, 30101), (6797, 27621), (7161, 26217), (8739, 21483), (9207, 20391), (10681, 17577)]