2786323904

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{478421}}^1$

素因数の和:478453

約数の個数: 56

約数和(自身を含む): 6805074528

約数和(自身を除く): 4018750624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 478421, 956842, 1913684, 3348947, 3827368, 6219473, 6697894, 7654736, 12438946, 13395788, 15309472, 24877892, 26791576, 30618944, 43536311, 49755784, 53583152, 87072622, 99511568, 107166304, 174145244, 199023136, 214332608, 348290488, 398046272, 696580976, 1393161952, 2786323904]

約数ペア:

[(1, 2786323904), (2, 1393161952), (4, 696580976), (7, 398046272), (8, 348290488), (13, 214332608), (14, 199023136), (16, 174145244), (26, 107166304), (28, 99511568), (32, 87072622), (52, 53583152), (56, 49755784), (64, 43536311), (91, 30618944), (104, 26791576), (112, 24877892), (182, 15309472), (208, 13395788), (224, 12438946), (364, 7654736), (416, 6697894), (448, 6219473), (728, 3827368), (832, 3348947), (1456, 1913684), (2912, 956842), (5824, 478421)]