28563584

素因数分解:

$2^7\times 7^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 66096000

約数和(自身を除く): 37532416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 284, 448, 449, 497, 568, 896, 898, 994, 1136, 1796, 1988, 2272, 3143, 3592, 3976, 4544, 6286, 7184, 7952, 9088, 12572, 14368, 15904, 25144, 28736, 31808, 31879, 50288, 57472, 63616, 63758, 100576, 127516, 201152, 223153, 255032, 402304, 446306, 510064, 892612, 1020128, 1785224, 2040256, 3570448, 4080512, 7140896, 14281792, 28563584]

約数ペア:

[(1, 28563584), (2, 14281792), (4, 7140896), (7, 4080512), (8, 3570448), (14, 2040256), (16, 1785224), (28, 1020128), (32, 892612), (56, 510064), (64, 446306), (71, 402304), (112, 255032), (128, 223153), (142, 201152), (224, 127516), (284, 100576), (448, 63758), (449, 63616), (497, 57472), (568, 50288), (896, 31879), (898, 31808), (994, 28736), (1136, 25144), (1796, 15904), (1988, 14368), (2272, 12572), (3143, 9088), (3592, 7952), (3976, 7184), (4544, 6286)]