187446987

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 371589120

約数和(自身を除く): 184142133

約数列:

[1, 3, 7, 9, 13, 21, 23, 27, 31, 39, 63, 69, 91, 93, 107, 117, 161, 189, 207, 217, 273, 279, 299, 321, 351, 403, 483, 621, 651, 713, 749, 819, 837, 897, 963, 1209, 1391, 1449, 1953, 2093, 2139, 2247, 2457, 2461, 2691, 2821, 2889, 3317, 3627, 4173, 4347, 4991, 5859, 6279, 6417, 6741, 7383, 8073, 8463, 9269, 9737, 9951, 10881, 12519, 14973, 17227, 18837, 19251, 20223, 22149, 23219, 25389, 27807, 29211, 29853, 31993, 37557, 43121, 44919, 51681, 56511, 64883, 66447, 69657, 76167, 76291, 83421, 87633, 89559, 95979, 129363, 134757, 155043, 194649, 208971, 223951, 228873, 250263, 262899, 287937, 301847, 388089, 465129, 534037, 583947, 626913, 671853, 686619, 863811, 905541, 991783, 1164267, 1602111, 1751841, 2015559, 2059857, 2716623, 2975349, 4806333, 6046677, 6942481, 8149869, 8926047, 14418999, 20827443, 26778141, 62482329, 187446987]

約数ペア:

[(1, 187446987), (3, 62482329), (7, 26778141), (9, 20827443), (13, 14418999), (21, 8926047), (23, 8149869), (27, 6942481), (31, 6046677), (39, 4806333), (63, 2975349), (69, 2716623), (91, 2059857), (93, 2015559), (107, 1751841), (117, 1602111), (161, 1164267), (189, 991783), (207, 905541), (217, 863811), (273, 686619), (279, 671853), (299, 626913), (321, 583947), (351, 534037), (403, 465129), (483, 388089), (621, 301847), (651, 287937), (713, 262899), (749, 250263), (819, 228873), (837, 223951), (897, 208971), (963, 194649), (1209, 155043), (1391, 134757), (1449, 129363), (1953, 95979), (2093, 89559), (2139, 87633), (2247, 83421), (2457, 76291), (2461, 76167), (2691, 69657), (2821, 66447), (2889, 64883), (3317, 56511), (3627, 51681), (4173, 44919), (4347, 43121), (4991, 37557), (5859, 31993), (6279, 29853), (6417, 29211), (6741, 27807), (7383, 25389), (8073, 23219), (8463, 22149), (9269, 20223), (9737, 19251), (9951, 18837), (10881, 17227), (12519, 14973)]