129631348

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4729}}^1$

素因数の和:4840

約数の個数: 48

約数和(自身を含む): 286070400

約数和(自身を除く): 156439052

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1958, 2492, 3916, 4729, 6853, 9458, 13706, 18916, 27412, 33103, 52019, 66206, 104038, 132412, 208076, 364133, 420881, 728266, 841762, 1456532, 1683524, 2946167, 4629691, 5892334, 9259382, 11784668, 18518764, 32407837, 64815674, 129631348]

約数ペア:

[(1, 129631348), (2, 64815674), (4, 32407837), (7, 18518764), (11, 11784668), (14, 9259382), (22, 5892334), (28, 4629691), (44, 2946167), (77, 1683524), (89, 1456532), (154, 841762), (178, 728266), (308, 420881), (356, 364133), (623, 208076), (979, 132412), (1246, 104038), (1958, 66206), (2492, 52019), (3916, 33103), (4729, 27412), (6853, 18916), (9458, 13706)]