117605905

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:984

約数の個数: 16

約数和(自身を含む): 142876800

約数和(自身を除く): 25270895

約数列:

[1, 5, 131, 409, 439, 655, 2045, 2195, 53579, 57509, 179551, 267895, 287545, 897755, 23521181, 117605905]

約数ペア:

[(1, 117605905), (5, 23521181), (131, 897755), (409, 287545), (439, 267895), (655, 179551), (2045, 57509), (2195, 53579)]