28367766

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 74856960

約数和(自身を除く): 46489194

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 71, 98, 126, 142, 147, 151, 189, 213, 294, 302, 378, 426, 441, 453, 497, 639, 882, 906, 994, 1057, 1278, 1323, 1359, 1491, 1917, 2114, 2646, 2718, 2982, 3171, 3479, 3834, 4077, 4473, 6342, 6958, 7399, 8154, 8946, 9513, 10437, 10721, 13419, 14798, 19026, 20874, 21442, 22197, 26838, 28539, 31311, 32163, 44394, 57078, 62622, 64326, 66591, 75047, 93933, 96489, 133182, 150094, 187866, 192978, 199773, 225141, 289467, 399546, 450282, 525329, 578934, 675423, 1050658, 1350846, 1575987, 2026269, 3151974, 4052538, 4727961, 9455922, 14183883, 28367766]

約数ペア:

[(1, 28367766), (2, 14183883), (3, 9455922), (6, 4727961), (7, 4052538), (9, 3151974), (14, 2026269), (18, 1575987), (21, 1350846), (27, 1050658), (42, 675423), (49, 578934), (54, 525329), (63, 450282), (71, 399546), (98, 289467), (126, 225141), (142, 199773), (147, 192978), (151, 187866), (189, 150094), (213, 133182), (294, 96489), (302, 93933), (378, 75047), (426, 66591), (441, 64326), (453, 62622), (497, 57078), (639, 44394), (882, 32163), (906, 31311), (994, 28539), (1057, 26838), (1278, 22197), (1323, 21442), (1359, 20874), (1491, 19026), (1917, 14798), (2114, 13419), (2646, 10721), (2718, 10437), (2982, 9513), (3171, 8946), (3479, 8154), (3834, 7399), (4077, 6958), (4473, 6342)]