28754432

素因数分解:

$2^9\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 80

約数和(自身を含む): 67174272

約数和(自身を除く): 38419840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 113, 128, 142, 224, 226, 256, 284, 448, 452, 497, 512, 568, 791, 896, 904, 994, 1136, 1582, 1792, 1808, 1988, 2272, 3164, 3584, 3616, 3976, 4544, 6328, 7232, 7952, 8023, 9088, 12656, 14464, 15904, 16046, 18176, 25312, 28928, 31808, 32092, 36352, 50624, 56161, 57856, 63616, 64184, 101248, 112322, 127232, 128368, 202496, 224644, 254464, 256736, 404992, 449288, 513472, 898576, 1026944, 1797152, 2053888, 3594304, 4107776, 7188608, 14377216, 28754432]

約数ペア:

[(1, 28754432), (2, 14377216), (4, 7188608), (7, 4107776), (8, 3594304), (14, 2053888), (16, 1797152), (28, 1026944), (32, 898576), (56, 513472), (64, 449288), (71, 404992), (112, 256736), (113, 254464), (128, 224644), (142, 202496), (224, 128368), (226, 127232), (256, 112322), (284, 101248), (448, 64184), (452, 63616), (497, 57856), (512, 56161), (568, 50624), (791, 36352), (896, 32092), (904, 31808), (994, 28928), (1136, 25312), (1582, 18176), (1792, 16046), (1808, 15904), (1988, 14464), (2272, 12656), (3164, 9088), (3584, 8023), (3616, 7952), (3976, 7232), (4544, 6328)]