2221037281

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{6971}}^1$

素因数の和:7440

約数の個数: 16

約数和(自身を含む): 2401156800

約数和(自身を除く): 180119519

約数列:

[1, 19, 41, 409, 779, 6971, 7771, 16769, 132449, 285811, 318611, 2851139, 5430409, 54171641, 116896699, 2221037281]

約数ペア:

[(1, 2221037281), (19, 116896699), (41, 54171641), (409, 5430409), (779, 2851139), (6971, 318611), (7771, 285811), (16769, 132449)]