201455115

素因数分解:

$3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{20887}}^1$

素因数の和:21538

約数の個数: 16

約数和(自身を含む): 322844928

約数和(自身を除く): 121389813

約数列:

[1, 3, 5, 15, 643, 1929, 3215, 9645, 20887, 62661, 104435, 313305, 13430341, 40291023, 67151705, 201455115]

約数ペア:

[(1, 201455115), (3, 67151705), (5, 40291023), (15, 13430341), (643, 313305), (1929, 104435), (3215, 62661), (9645, 20887)]