28214784

素因数分解:

$2^9\times 3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:197

約数の個数: 160

約数和(自身を含む): 90515040

約数和(自身を除く): 62300256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 128, 144, 156, 157, 192, 208, 216, 234, 256, 288, 312, 314, 351, 384, 416, 432, 468, 471, 512, 576, 624, 628, 702, 768, 832, 864, 936, 942, 1152, 1248, 1256, 1404, 1413, 1536, 1664, 1728, 1872, 1884, 2041, 2304, 2496, 2512, 2808, 2826, 3328, 3456, 3744, 3768, 4082, 4239, 4608, 4992, 5024, 5616, 5652, 6123, 6656, 6912, 7488, 7536, 8164, 8478, 9984, 10048, 11232, 11304, 12246, 13824, 14976, 15072, 16328, 16956, 18369, 19968, 20096, 22464, 22608, 24492, 29952, 30144, 32656, 33912, 36738, 40192, 44928, 45216, 48984, 55107, 59904, 60288, 65312, 67824, 73476, 80384, 89856, 90432, 97968, 110214, 120576, 130624, 135648, 146952, 179712, 180864, 195936, 220428, 241152, 261248, 271296, 293904, 361728, 391872, 440856, 522496, 542592, 587808, 723456, 783744, 881712, 1044992, 1085184, 1175616, 1567488, 1763424, 2170368, 2351232, 3134976, 3526848, 4702464, 7053696, 9404928, 14107392, 28214784]

約数ペア:

[(1, 28214784), (2, 14107392), (3, 9404928), (4, 7053696), (6, 4702464), (8, 3526848), (9, 3134976), (12, 2351232), (13, 2170368), (16, 1763424), (18, 1567488), (24, 1175616), (26, 1085184), (27, 1044992), (32, 881712), (36, 783744), (39, 723456), (48, 587808), (52, 542592), (54, 522496), (64, 440856), (72, 391872), (78, 361728), (96, 293904), (104, 271296), (108, 261248), (117, 241152), (128, 220428), (144, 195936), (156, 180864), (157, 179712), (192, 146952), (208, 135648), (216, 130624), (234, 120576), (256, 110214), (288, 97968), (312, 90432), (314, 89856), (351, 80384), (384, 73476), (416, 67824), (432, 65312), (468, 60288), (471, 59904), (512, 55107), (576, 48984), (624, 45216), (628, 44928), (702, 40192), (768, 36738), (832, 33912), (864, 32656), (936, 30144), (942, 29952), (1152, 24492), (1248, 22608), (1256, 22464), (1404, 20096), (1413, 19968), (1536, 18369), (1664, 16956), (1728, 16328), (1872, 15072), (1884, 14976), (2041, 13824), (2304, 12246), (2496, 11304), (2512, 11232), (2808, 10048), (2826, 9984), (3328, 8478), (3456, 8164), (3744, 7536), (3768, 7488), (4082, 6912), (4239, 6656), (4608, 6123), (4992, 5652), (5024, 5616)]