8987706

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:121

約数の個数: 128

約数和(自身を含む): 25804800

約数和(自身を除く): 16817094

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 31, 39, 42, 54, 59, 62, 63, 78, 91, 93, 117, 118, 126, 177, 182, 186, 189, 217, 234, 273, 279, 351, 354, 378, 403, 413, 434, 531, 546, 558, 651, 702, 767, 806, 819, 826, 837, 1062, 1209, 1239, 1302, 1534, 1593, 1638, 1674, 1829, 1953, 2301, 2418, 2457, 2478, 2821, 3186, 3627, 3658, 3717, 3906, 4602, 4914, 5369, 5487, 5642, 5859, 6903, 7254, 7434, 8463, 10738, 10881, 10974, 11151, 11718, 12803, 13806, 16107, 16461, 16926, 20709, 21762, 22302, 23777, 25389, 25606, 32214, 32922, 38409, 41418, 47554, 48321, 49383, 50778, 71331, 76167, 76818, 96642, 98766, 115227, 142662, 144963, 152334, 166439, 213993, 230454, 289926, 332878, 345681, 427986, 499317, 641979, 691362, 998634, 1283958, 1497951, 2995902, 4493853, 8987706]

約数ペア:

[(1, 8987706), (2, 4493853), (3, 2995902), (6, 1497951), (7, 1283958), (9, 998634), (13, 691362), (14, 641979), (18, 499317), (21, 427986), (26, 345681), (27, 332878), (31, 289926), (39, 230454), (42, 213993), (54, 166439), (59, 152334), (62, 144963), (63, 142662), (78, 115227), (91, 98766), (93, 96642), (117, 76818), (118, 76167), (126, 71331), (177, 50778), (182, 49383), (186, 48321), (189, 47554), (217, 41418), (234, 38409), (273, 32922), (279, 32214), (351, 25606), (354, 25389), (378, 23777), (403, 22302), (413, 21762), (434, 20709), (531, 16926), (546, 16461), (558, 16107), (651, 13806), (702, 12803), (767, 11718), (806, 11151), (819, 10974), (826, 10881), (837, 10738), (1062, 8463), (1209, 7434), (1239, 7254), (1302, 6903), (1534, 5859), (1593, 5642), (1638, 5487), (1674, 5369), (1829, 4914), (1953, 4602), (2301, 3906), (2418, 3717), (2457, 3658), (2478, 3627), (2821, 3186)]