1311123456

素因数分解:

$2^{11}\times 3^3\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:343

約数の個数: 192

約数和(自身を含む): 3935131200

約数和(自身を除く): 2624007744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 131, 144, 181, 192, 216, 256, 262, 288, 362, 384, 393, 432, 512, 524, 543, 576, 724, 768, 786, 864, 1024, 1048, 1086, 1152, 1179, 1448, 1536, 1572, 1629, 1728, 2048, 2096, 2172, 2304, 2358, 2896, 3072, 3144, 3258, 3456, 3537, 4192, 4344, 4608, 4716, 4887, 5792, 6144, 6288, 6516, 6912, 7074, 8384, 8688, 9216, 9432, 9774, 11584, 12576, 13032, 13824, 14148, 16768, 17376, 18432, 18864, 19548, 23168, 23711, 25152, 26064, 27648, 28296, 33536, 34752, 37728, 39096, 46336, 47422, 50304, 52128, 55296, 56592, 67072, 69504, 71133, 75456, 78192, 92672, 94844, 100608, 104256, 113184, 134144, 139008, 142266, 150912, 156384, 185344, 189688, 201216, 208512, 213399, 226368, 268288, 278016, 284532, 301824, 312768, 370688, 379376, 402432, 417024, 426798, 452736, 556032, 569064, 603648, 625536, 640197, 758752, 804864, 834048, 853596, 905472, 1112064, 1138128, 1207296, 1251072, 1280394, 1517504, 1668096, 1707192, 1810944, 2276256, 2414592, 2502144, 2560788, 3035008, 3336192, 3414384, 3621888, 4552512, 5004288, 5121576, 6070016, 6828768, 7243776, 9105024, 10008576, 10243152, 12140032, 13657536, 18210048, 20486304, 24280064, 27315072, 36420096, 40972608, 48560128, 54630144, 72840192, 81945216, 109260288, 145680384, 163890432, 218520576, 327780864, 437041152, 655561728, 1311123456]

約数ペア:

[(1, 1311123456), (2, 655561728), (3, 437041152), (4, 327780864), (6, 218520576), (8, 163890432), (9, 145680384), (12, 109260288), (16, 81945216), (18, 72840192), (24, 54630144), (27, 48560128), (32, 40972608), (36, 36420096), (48, 27315072), (54, 24280064), (64, 20486304), (72, 18210048), (96, 13657536), (108, 12140032), (128, 10243152), (131, 10008576), (144, 9105024), (181, 7243776), (192, 6828768), (216, 6070016), (256, 5121576), (262, 5004288), (288, 4552512), (362, 3621888), (384, 3414384), (393, 3336192), (432, 3035008), (512, 2560788), (524, 2502144), (543, 2414592), (576, 2276256), (724, 1810944), (768, 1707192), (786, 1668096), (864, 1517504), (1024, 1280394), (1048, 1251072), (1086, 1207296), (1152, 1138128), (1179, 1112064), (1448, 905472), (1536, 853596), (1572, 834048), (1629, 804864), (1728, 758752), (2048, 640197), (2096, 625536), (2172, 603648), (2304, 569064), (2358, 556032), (2896, 452736), (3072, 426798), (3144, 417024), (3258, 402432), (3456, 379376), (3537, 370688), (4192, 312768), (4344, 301824), (4608, 284532), (4716, 278016), (4887, 268288), (5792, 226368), (6144, 213399), (6288, 208512), (6516, 201216), (6912, 189688), (7074, 185344), (8384, 156384), (8688, 150912), (9216, 142266), (9432, 139008), (9774, 134144), (11584, 113184), (12576, 104256), (13032, 100608), (13824, 94844), (14148, 92672), (16768, 78192), (17376, 75456), (18432, 71133), (18864, 69504), (19548, 67072), (23168, 56592), (23711, 55296), (25152, 52128), (26064, 50304), (27648, 47422), (28296, 46336), (33536, 39096), (34752, 37728)]