864657145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{6653}}^1$

素因数の和:6825

約数の個数: 32

約数和(自身を含む): 1207301760

約数和(自身を除く): 342644615

約数列:

[1, 5, 11, 17, 55, 85, 139, 187, 695, 935, 1529, 2363, 6653, 7645, 11815, 25993, 33265, 73183, 113101, 129965, 365915, 565505, 924767, 1244111, 4623835, 6220555, 10172437, 15721039, 50862185, 78605195, 172931429, 864657145]

約数ペア:

[(1, 864657145), (5, 172931429), (11, 78605195), (17, 50862185), (55, 15721039), (85, 10172437), (139, 6220555), (187, 4623835), (695, 1244111), (935, 924767), (1529, 565505), (2363, 365915), (6653, 129965), (7645, 113101), (11815, 73183), (25993, 33265)]