27257776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:318

約数の個数: 80

約数和(自身を含む): 66009664

約数和(自身を除く): 38751888

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 182, 193, 194, 208, 364, 386, 388, 679, 728, 772, 776, 1261, 1351, 1358, 1456, 1544, 1552, 2509, 2522, 2702, 2716, 3088, 5018, 5044, 5404, 5432, 8827, 10036, 10088, 10808, 10864, 17563, 17654, 18721, 20072, 20176, 21616, 35126, 35308, 37442, 40144, 70252, 70616, 74884, 131047, 140504, 141232, 149768, 243373, 262094, 281008, 299536, 486746, 524188, 973492, 1048376, 1703611, 1946984, 2096752, 3407222, 3893968, 6814444, 13628888, 27257776]

約数ペア:

[(1, 27257776), (2, 13628888), (4, 6814444), (7, 3893968), (8, 3407222), (13, 2096752), (14, 1946984), (16, 1703611), (26, 1048376), (28, 973492), (52, 524188), (56, 486746), (91, 299536), (97, 281008), (104, 262094), (112, 243373), (182, 149768), (193, 141232), (194, 140504), (208, 131047), (364, 74884), (386, 70616), (388, 70252), (679, 40144), (728, 37442), (772, 35308), (776, 35126), (1261, 21616), (1351, 20176), (1358, 20072), (1456, 18721), (1544, 17654), (1552, 17563), (2509, 10864), (2522, 10808), (2702, 10088), (2716, 10036), (3088, 8827), (5018, 5432), (5044, 5404)]