205966485

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{33409}}^1$

素因数の和:33557

約数の個数: 24

約数和(自身を含む): 359625240

約数和(自身を除く): 153658755

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 33409, 100227, 167045, 300681, 501135, 1503405, 4577033, 13731099, 22885165, 41193297, 68655495, 205966485]

約数ペア:

[(1, 205966485), (3, 68655495), (5, 41193297), (9, 22885165), (15, 13731099), (45, 4577033), (137, 1503405), (411, 501135), (685, 300681), (1233, 167045), (2055, 100227), (6165, 33409)]