28521984

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:651

約数の個数: 80

約数和(自身を含む): 78566400

約数和(自身を除く): 50044416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 496, 512, 599, 744, 768, 992, 1198, 1488, 1536, 1797, 1984, 2396, 2976, 3594, 3968, 4792, 5952, 7188, 7936, 9584, 11904, 14376, 15872, 18569, 19168, 23808, 28752, 37138, 38336, 47616, 55707, 57504, 74276, 76672, 111414, 115008, 148552, 153344, 222828, 230016, 297104, 306688, 445656, 460032, 594208, 891312, 920064, 1188416, 1782624, 2376832, 3565248, 4753664, 7130496, 9507328, 14260992, 28521984]

約数ペア:

[(1, 28521984), (2, 14260992), (3, 9507328), (4, 7130496), (6, 4753664), (8, 3565248), (12, 2376832), (16, 1782624), (24, 1188416), (31, 920064), (32, 891312), (48, 594208), (62, 460032), (64, 445656), (93, 306688), (96, 297104), (124, 230016), (128, 222828), (186, 153344), (192, 148552), (248, 115008), (256, 111414), (372, 76672), (384, 74276), (496, 57504), (512, 55707), (599, 47616), (744, 38336), (768, 37138), (992, 28752), (1198, 23808), (1488, 19168), (1536, 18569), (1797, 15872), (1984, 14376), (2396, 11904), (2976, 9584), (3594, 7936), (3968, 7188), (4792, 5952)]