28144032

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:251

約数の個数: 144

約数和(自身を含む): 89171712

約数和(自身を除く): 61027680

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 84, 93, 96, 98, 112, 124, 147, 168, 186, 193, 196, 217, 224, 248, 294, 336, 372, 386, 392, 434, 496, 579, 588, 651, 672, 744, 772, 784, 868, 992, 1158, 1176, 1302, 1351, 1488, 1519, 1544, 1568, 1736, 2316, 2352, 2604, 2702, 2976, 3038, 3088, 3472, 4053, 4557, 4632, 4704, 5208, 5404, 5983, 6076, 6176, 6944, 8106, 9114, 9264, 9457, 10416, 10808, 11966, 12152, 16212, 17949, 18228, 18528, 18914, 20832, 21616, 23932, 24304, 28371, 32424, 35898, 36456, 37828, 41881, 43232, 47864, 48608, 56742, 64848, 71796, 72912, 75656, 83762, 95728, 113484, 125643, 129696, 143592, 145824, 151312, 167524, 191456, 226968, 251286, 287184, 293167, 302624, 335048, 453936, 502572, 574368, 586334, 670096, 879501, 907872, 1005144, 1172668, 1340192, 1759002, 2010288, 2345336, 3518004, 4020576, 4690672, 7036008, 9381344, 14072016, 28144032]

約数ペア:

[(1, 28144032), (2, 14072016), (3, 9381344), (4, 7036008), (6, 4690672), (7, 4020576), (8, 3518004), (12, 2345336), (14, 2010288), (16, 1759002), (21, 1340192), (24, 1172668), (28, 1005144), (31, 907872), (32, 879501), (42, 670096), (48, 586334), (49, 574368), (56, 502572), (62, 453936), (84, 335048), (93, 302624), (96, 293167), (98, 287184), (112, 251286), (124, 226968), (147, 191456), (168, 167524), (186, 151312), (193, 145824), (196, 143592), (217, 129696), (224, 125643), (248, 113484), (294, 95728), (336, 83762), (372, 75656), (386, 72912), (392, 71796), (434, 64848), (496, 56742), (579, 48608), (588, 47864), (651, 43232), (672, 41881), (744, 37828), (772, 36456), (784, 35898), (868, 32424), (992, 28371), (1158, 24304), (1176, 23932), (1302, 21616), (1351, 20832), (1488, 18914), (1519, 18528), (1544, 18228), (1568, 17949), (1736, 16212), (2316, 12152), (2352, 11966), (2604, 10808), (2702, 10416), (2976, 9457), (3038, 9264), (3088, 9114), (3472, 8106), (4053, 6944), (4557, 6176), (4632, 6076), (4704, 5983), (5208, 5404)]