28914816

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 90869760

約数和(自身を除く): 61954944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 64, 84, 93, 96, 112, 124, 128, 168, 186, 192, 217, 224, 248, 336, 347, 372, 384, 434, 448, 496, 651, 672, 694, 744, 868, 896, 992, 1041, 1302, 1344, 1388, 1488, 1736, 1984, 2082, 2429, 2604, 2688, 2776, 2976, 3472, 3968, 4164, 4858, 5208, 5552, 5952, 6944, 7287, 8328, 9716, 10416, 10757, 11104, 11904, 13888, 14574, 16656, 19432, 20832, 21514, 22208, 27776, 29148, 32271, 33312, 38864, 41664, 43028, 44416, 58296, 64542, 66624, 75299, 77728, 83328, 86056, 116592, 129084, 133248, 150598, 155456, 172112, 225897, 233184, 258168, 301196, 310912, 344224, 451794, 466368, 516336, 602392, 688448, 903588, 932736, 1032672, 1204784, 1376896, 1807176, 2065344, 2409568, 3614352, 4130688, 4819136, 7228704, 9638272, 14457408, 28914816]

約数ペア:

[(1, 28914816), (2, 14457408), (3, 9638272), (4, 7228704), (6, 4819136), (7, 4130688), (8, 3614352), (12, 2409568), (14, 2065344), (16, 1807176), (21, 1376896), (24, 1204784), (28, 1032672), (31, 932736), (32, 903588), (42, 688448), (48, 602392), (56, 516336), (62, 466368), (64, 451794), (84, 344224), (93, 310912), (96, 301196), (112, 258168), (124, 233184), (128, 225897), (168, 172112), (186, 155456), (192, 150598), (217, 133248), (224, 129084), (248, 116592), (336, 86056), (347, 83328), (372, 77728), (384, 75299), (434, 66624), (448, 64542), (496, 58296), (651, 44416), (672, 43028), (694, 41664), (744, 38864), (868, 33312), (896, 32271), (992, 29148), (1041, 27776), (1302, 22208), (1344, 21514), (1388, 20832), (1488, 19432), (1736, 16656), (1984, 14574), (2082, 13888), (2429, 11904), (2604, 11104), (2688, 10757), (2776, 10416), (2976, 9716), (3472, 8328), (3968, 7287), (4164, 6944), (4858, 5952), (5208, 5552)]