123519438

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 330301440

約数和(自身を除く): 206782002

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 83, 93, 126, 127, 166, 186, 189, 217, 249, 254, 279, 378, 381, 434, 498, 558, 581, 651, 747, 762, 837, 889, 1143, 1162, 1302, 1494, 1674, 1743, 1778, 1953, 2241, 2286, 2573, 2667, 3429, 3486, 3906, 3937, 4482, 5146, 5229, 5334, 5859, 6858, 7719, 7874, 8001, 10458, 10541, 11718, 11811, 15438, 15687, 16002, 18011, 21082, 23157, 23622, 24003, 27559, 31374, 31623, 35433, 36022, 46314, 48006, 54033, 55118, 63246, 69471, 70866, 73787, 82677, 94869, 106299, 108066, 138942, 147574, 162099, 165354, 189738, 212598, 221361, 248031, 284607, 324198, 326771, 442722, 486297, 496062, 569214, 653542, 664083, 744093, 972594, 980313, 1328166, 1488186, 1960626, 1992249, 2287397, 2940939, 3984498, 4574794, 5881878, 6862191, 8822817, 13724382, 17645634, 20586573, 41173146, 61759719, 123519438]

約数ペア:

[(1, 123519438), (2, 61759719), (3, 41173146), (6, 20586573), (7, 17645634), (9, 13724382), (14, 8822817), (18, 6862191), (21, 5881878), (27, 4574794), (31, 3984498), (42, 2940939), (54, 2287397), (62, 1992249), (63, 1960626), (83, 1488186), (93, 1328166), (126, 980313), (127, 972594), (166, 744093), (186, 664083), (189, 653542), (217, 569214), (249, 496062), (254, 486297), (279, 442722), (378, 326771), (381, 324198), (434, 284607), (498, 248031), (558, 221361), (581, 212598), (651, 189738), (747, 165354), (762, 162099), (837, 147574), (889, 138942), (1143, 108066), (1162, 106299), (1302, 94869), (1494, 82677), (1674, 73787), (1743, 70866), (1778, 69471), (1953, 63246), (2241, 55118), (2286, 54033), (2573, 48006), (2667, 46314), (3429, 36022), (3486, 35433), (3906, 31623), (3937, 31374), (4482, 27559), (5146, 24003), (5229, 23622), (5334, 23157), (5859, 21082), (6858, 18011), (7719, 16002), (7874, 15687), (8001, 15438), (10458, 11811), (10541, 11718)]