217598528

素因数分解:

$2^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6841}}^1$

素因数の和:6931

約数の個数: 56

約数和(自身を含む): 500505984

約数和(自身を除く): 282907456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 142, 224, 284, 448, 497, 568, 994, 1136, 1988, 2272, 3976, 4544, 6841, 7952, 13682, 15904, 27364, 31808, 47887, 54728, 95774, 109456, 191548, 218912, 383096, 437824, 485711, 766192, 971422, 1532384, 1942844, 3064768, 3399977, 3885688, 6799954, 7771376, 13599908, 15542752, 27199816, 31085504, 54399632, 108799264, 217598528]

約数ペア:

[(1, 217598528), (2, 108799264), (4, 54399632), (7, 31085504), (8, 27199816), (14, 15542752), (16, 13599908), (28, 7771376), (32, 6799954), (56, 3885688), (64, 3399977), (71, 3064768), (112, 1942844), (142, 1532384), (224, 971422), (284, 766192), (448, 485711), (497, 437824), (568, 383096), (994, 218912), (1136, 191548), (1988, 109456), (2272, 95774), (3976, 54728), (4544, 47887), (6841, 31808), (7952, 27364), (13682, 15904)]