68762239

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{2203}}^1$

素因数の和:2244

約数の個数: 20

約数和(自身を含む): 86427656

約数和(自身を除く): 17665417

約数列:

[1, 7, 13, 49, 91, 343, 637, 2203, 2401, 4459, 15421, 28639, 31213, 107947, 200473, 755629, 1403311, 5289403, 9823177, 68762239]

約数ペア:

[(1, 68762239), (7, 9823177), (13, 5289403), (49, 1403311), (91, 755629), (343, 200473), (637, 107947), (2203, 31213), (2401, 28639), (4459, 15421)]