391593984

素因数分解:

$2^{14}\times 3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 120

約数和(自身を含む): 1082097408

約数和(自身を除く): 690503424

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, 257, 372, 384, 496, 512, 514, 744, 768, 771, 992, 1024, 1028, 1488, 1536, 1542, 1984, 2048, 2056, 2976, 3072, 3084, 3968, 4096, 4112, 5952, 6144, 6168, 7936, 7967, 8192, 8224, 11904, 12288, 12336, 15872, 15934, 16384, 16448, 23808, 23901, 24576, 24672, 31744, 31868, 32896, 47616, 47802, 49152, 49344, 63488, 63736, 65792, 95232, 95604, 98688, 126976, 127472, 131584, 190464, 191208, 197376, 253952, 254944, 263168, 380928, 382416, 394752, 507904, 509888, 526336, 761856, 764832, 789504, 1019776, 1052672, 1523712, 1529664, 1579008, 2039552, 2105344, 3059328, 3158016, 4079104, 4210688, 6118656, 6316032, 8158208, 12237312, 12632064, 16316416, 24474624, 32632832, 48949248, 65265664, 97898496, 130531328, 195796992, 391593984]

約数ペア:

[(1, 391593984), (2, 195796992), (3, 130531328), (4, 97898496), (6, 65265664), (8, 48949248), (12, 32632832), (16, 24474624), (24, 16316416), (31, 12632064), (32, 12237312), (48, 8158208), (62, 6316032), (64, 6118656), (93, 4210688), (96, 4079104), (124, 3158016), (128, 3059328), (186, 2105344), (192, 2039552), (248, 1579008), (256, 1529664), (257, 1523712), (372, 1052672), (384, 1019776), (496, 789504), (512, 764832), (514, 761856), (744, 526336), (768, 509888), (771, 507904), (992, 394752), (1024, 382416), (1028, 380928), (1488, 263168), (1536, 254944), (1542, 253952), (1984, 197376), (2048, 191208), (2056, 190464), (2976, 131584), (3072, 127472), (3084, 126976), (3968, 98688), (4096, 95604), (4112, 95232), (5952, 65792), (6144, 63736), (6168, 63488), (7936, 49344), (7967, 49152), (8192, 47802), (8224, 47616), (11904, 32896), (12288, 31868), (12336, 31744), (15872, 24672), (15934, 24576), (16384, 23901), (16448, 23808)]