8711248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 21554176

約数和(自身を除く): 12842928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 193, 208, 217, 248, 364, 386, 403, 434, 496, 728, 772, 806, 868, 1351, 1456, 1544, 1612, 1736, 2509, 2702, 2821, 3088, 3224, 3472, 5018, 5404, 5642, 5983, 6448, 10036, 10808, 11284, 11966, 17563, 20072, 21616, 22568, 23932, 35126, 40144, 41881, 45136, 47864, 70252, 77779, 83762, 95728, 140504, 155558, 167524, 281008, 311116, 335048, 544453, 622232, 670096, 1088906, 1244464, 2177812, 4355624, 8711248]

約数ペア:

[(1, 8711248), (2, 4355624), (4, 2177812), (7, 1244464), (8, 1088906), (13, 670096), (14, 622232), (16, 544453), (26, 335048), (28, 311116), (31, 281008), (52, 167524), (56, 155558), (62, 140504), (91, 95728), (104, 83762), (112, 77779), (124, 70252), (182, 47864), (193, 45136), (208, 41881), (217, 40144), (248, 35126), (364, 23932), (386, 22568), (403, 21616), (434, 20072), (496, 17563), (728, 11966), (772, 11284), (806, 10808), (868, 10036), (1351, 6448), (1456, 5983), (1544, 5642), (1612, 5404), (1736, 5018), (2509, 3472), (2702, 3224), (2821, 3088)]