205121295

素因数分解:

$3^3\times 5^1\times {\mathrm{1519417}}^1$

素因数の和:1519431

約数の個数: 16

約数和(自身を含む): 364660320

約数和(自身を除く): 159539025

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1519417, 4558251, 7597085, 13674753, 22791255, 41024259, 68373765, 205121295]

約数ペア:

[(1, 205121295), (3, 68373765), (5, 41024259), (9, 22791255), (15, 13674753), (27, 7597085), (45, 4558251), (135, 1519417)]