391314294

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 128

約数和(自身を含む): 1043328000

約数和(自身を除く): 652013706

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 49, 54, 63, 74, 98, 111, 126, 147, 189, 222, 259, 294, 333, 343, 378, 441, 518, 571, 666, 686, 777, 882, 999, 1029, 1142, 1323, 1554, 1713, 1813, 1998, 2058, 2331, 2646, 3087, 3426, 3626, 3997, 4662, 5139, 5439, 6174, 6993, 7994, 9261, 10278, 10878, 11991, 12691, 13986, 15417, 16317, 18522, 21127, 23982, 25382, 27979, 30834, 32634, 35973, 38073, 42254, 48951, 55958, 63381, 71946, 76146, 83937, 97902, 107919, 114219, 126762, 147889, 167874, 190143, 195853, 215838, 228438, 251811, 295778, 342657, 380286, 391706, 443667, 503622, 570429, 587559, 685314, 755433, 887334, 1035223, 1140858, 1175118, 1331001, 1510866, 1762677, 2070446, 2662002, 3105669, 3525354, 3993003, 5288031, 6211338, 7246561, 7986006, 9317007, 10576062, 14493122, 18634014, 21739683, 27951021, 43479366, 55902042, 65219049, 130438098, 195657147, 391314294]

約数ペア:

[(1, 391314294), (2, 195657147), (3, 130438098), (6, 65219049), (7, 55902042), (9, 43479366), (14, 27951021), (18, 21739683), (21, 18634014), (27, 14493122), (37, 10576062), (42, 9317007), (49, 7986006), (54, 7246561), (63, 6211338), (74, 5288031), (98, 3993003), (111, 3525354), (126, 3105669), (147, 2662002), (189, 2070446), (222, 1762677), (259, 1510866), (294, 1331001), (333, 1175118), (343, 1140858), (378, 1035223), (441, 887334), (518, 755433), (571, 685314), (666, 587559), (686, 570429), (777, 503622), (882, 443667), (999, 391706), (1029, 380286), (1142, 342657), (1323, 295778), (1554, 251811), (1713, 228438), (1813, 215838), (1998, 195853), (2058, 190143), (2331, 167874), (2646, 147889), (3087, 126762), (3426, 114219), (3626, 107919), (3997, 97902), (4662, 83937), (5139, 76146), (5439, 71946), (6174, 63381), (6993, 55958), (7994, 48951), (9261, 42254), (10278, 38073), (10878, 35973), (11991, 32634), (12691, 30834), (13986, 27979), (15417, 25382), (16317, 23982), (18522, 21127)]