159405785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1777}}^1$

素因数の和:2033

約数の個数: 32

約数和(自身を含む): 239645952

約数和(自身を除く): 80240167

約数列:

[1, 5, 7, 11, 35, 55, 77, 233, 385, 1165, 1631, 1777, 2563, 8155, 8885, 12439, 12815, 17941, 19547, 62195, 89705, 97735, 136829, 414041, 684145, 2070205, 2898287, 4554451, 14491435, 22772255, 31881157, 159405785]

約数ペア:

[(1, 159405785), (5, 31881157), (7, 22772255), (11, 14491435), (35, 4554451), (55, 2898287), (77, 2070205), (233, 684145), (385, 414041), (1165, 136829), (1631, 97735), (1777, 89705), (2563, 62195), (8155, 19547), (8885, 17941), (12439, 12815)]