28047488

素因数分解:

$2^7\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1361}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 66683520

約数和(自身を除く): 38636032

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 322, 368, 448, 644, 736, 896, 1288, 1361, 1472, 2576, 2722, 2944, 5152, 5444, 9527, 10304, 10888, 19054, 20608, 21776, 31303, 38108, 43552, 62606, 76216, 87104, 125212, 152432, 174208, 219121, 250424, 304864, 438242, 500848, 609728, 876484, 1001696, 1219456, 1752968, 2003392, 3505936, 4006784, 7011872, 14023744, 28047488]

約数ペア:

[(1, 28047488), (2, 14023744), (4, 7011872), (7, 4006784), (8, 3505936), (14, 2003392), (16, 1752968), (23, 1219456), (28, 1001696), (32, 876484), (46, 609728), (56, 500848), (64, 438242), (92, 304864), (112, 250424), (128, 219121), (161, 174208), (184, 152432), (224, 125212), (322, 87104), (368, 76216), (448, 62606), (644, 43552), (736, 38108), (896, 31303), (1288, 21776), (1361, 20608), (1472, 19054), (2576, 10888), (2722, 10304), (2944, 9527), (5152, 5444)]