15953994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1139

約数の個数: 48

約数和(自身を含む): 39856128

約数和(自身を除く): 23902134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 997, 1143, 1778, 1994, 2286, 2667, 2991, 5334, 5982, 6979, 8001, 8973, 13958, 16002, 17946, 20937, 41874, 62811, 125622, 126619, 253238, 379857, 759714, 886333, 1139571, 1772666, 2279142, 2658999, 5317998, 7976997, 15953994]

約数ペア:

[(1, 15953994), (2, 7976997), (3, 5317998), (6, 2658999), (7, 2279142), (9, 1772666), (14, 1139571), (18, 886333), (21, 759714), (42, 379857), (63, 253238), (126, 126619), (127, 125622), (254, 62811), (381, 41874), (762, 20937), (889, 17946), (997, 16002), (1143, 13958), (1778, 8973), (1994, 8001), (2286, 6979), (2667, 5982), (2991, 5334)]