87581215

素因数分解:

$5^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 106567200

約数和(自身を除く): 18985985

約数列:

[1, 5, 113, 379, 409, 565, 1895, 2045, 42827, 46217, 155011, 214135, 231085, 775055, 17516243, 87581215]

約数ペア:

[(1, 87581215), (5, 17516243), (113, 775055), (379, 231085), (409, 214135), (565, 155011), (1895, 46217), (2045, 42827)]