206568315

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{42901}}^1$

素因数の和:43019

約数の個数: 24

約数和(自身を含む): 361406448

約数和(自身を除く): 154838133

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 42901, 128703, 214505, 386109, 643515, 1930545, 4590407, 13771221, 22952035, 41313663, 68856105, 206568315]

約数ペア:

[(1, 206568315), (3, 68856105), (5, 41313663), (9, 22952035), (15, 13771221), (45, 4590407), (107, 1930545), (321, 643515), (535, 386109), (963, 214505), (1605, 128703), (4815, 42901)]