20215035

素因数分解:

$3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1093}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 36233280

約数和(自身を除く): 16018245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 137, 411, 685, 1093, 1233, 2055, 3279, 3699, 5465, 6165, 9837, 16395, 18495, 29511, 49185, 147555, 149741, 449223, 748705, 1347669, 2246115, 4043007, 6738345, 20215035]

約数ペア:

[(1, 20215035), (3, 6738345), (5, 4043007), (9, 2246115), (15, 1347669), (27, 748705), (45, 449223), (135, 149741), (137, 147555), (411, 49185), (685, 29511), (1093, 18495), (1233, 16395), (2055, 9837), (3279, 6165), (3699, 5465)]