28947072

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 97675200

約数和(自身を除く): 68728128

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 89, 96, 112, 121, 128, 132, 154, 168, 176, 178, 192, 224, 231, 242, 264, 267, 308, 336, 352, 356, 363, 384, 448, 462, 484, 528, 534, 616, 623, 672, 704, 712, 726, 847, 896, 924, 968, 979, 1056, 1068, 1232, 1246, 1344, 1408, 1424, 1452, 1694, 1848, 1869, 1936, 1958, 2112, 2136, 2464, 2492, 2541, 2688, 2848, 2904, 2937, 3388, 3696, 3738, 3872, 3916, 4224, 4272, 4928, 4984, 5082, 5696, 5808, 5874, 6776, 6853, 7392, 7476, 7744, 7832, 8544, 9856, 9968, 10164, 10769, 11392, 11616, 11748, 13552, 13706, 14784, 14952, 15488, 15664, 17088, 19936, 20328, 20559, 21538, 23232, 23496, 27104, 27412, 29568, 29904, 31328, 32307, 34176, 39872, 40656, 41118, 43076, 46464, 46992, 54208, 54824, 59808, 62656, 64614, 75383, 79744, 81312, 82236, 86152, 93984, 108416, 109648, 119616, 125312, 129228, 150766, 162624, 164472, 172304, 187968, 219296, 226149, 239232, 258456, 301532, 325248, 328944, 344608, 375936, 438592, 452298, 516912, 603064, 657888, 689216, 877184, 904596, 1033824, 1206128, 1315776, 1378432, 1809192, 2067648, 2412256, 2631552, 3618384, 4135296, 4824512, 7236768, 9649024, 14473536, 28947072]

約数ペア:

[(1, 28947072), (2, 14473536), (3, 9649024), (4, 7236768), (6, 4824512), (7, 4135296), (8, 3618384), (11, 2631552), (12, 2412256), (14, 2067648), (16, 1809192), (21, 1378432), (22, 1315776), (24, 1206128), (28, 1033824), (32, 904596), (33, 877184), (42, 689216), (44, 657888), (48, 603064), (56, 516912), (64, 452298), (66, 438592), (77, 375936), (84, 344608), (88, 328944), (89, 325248), (96, 301532), (112, 258456), (121, 239232), (128, 226149), (132, 219296), (154, 187968), (168, 172304), (176, 164472), (178, 162624), (192, 150766), (224, 129228), (231, 125312), (242, 119616), (264, 109648), (267, 108416), (308, 93984), (336, 86152), (352, 82236), (356, 81312), (363, 79744), (384, 75383), (448, 64614), (462, 62656), (484, 59808), (528, 54824), (534, 54208), (616, 46992), (623, 46464), (672, 43076), (704, 41118), (712, 40656), (726, 39872), (847, 34176), (896, 32307), (924, 31328), (968, 29904), (979, 29568), (1056, 27412), (1068, 27104), (1232, 23496), (1246, 23232), (1344, 21538), (1408, 20559), (1424, 20328), (1452, 19936), (1694, 17088), (1848, 15664), (1869, 15488), (1936, 14952), (1958, 14784), (2112, 13706), (2136, 13552), (2464, 11748), (2492, 11616), (2541, 11392), (2688, 10769), (2848, 10164), (2904, 9968), (2937, 9856), (3388, 8544), (3696, 7832), (3738, 7744), (3872, 7476), (3916, 7392), (4224, 6853), (4272, 6776), (4928, 5874), (4984, 5808), (5082, 5696)]