268530003

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{21419}}^1$

素因数の和:21631

約数の個数: 24

約数和(自身を含む): 445536000

約数和(自身を除く): 177005997

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 12537, 21419, 64257, 149933, 192771, 449799, 1349397, 4262381, 12787143, 29836667, 38361429, 89510001, 268530003]

約数ペア:

[(1, 268530003), (3, 89510001), (7, 38361429), (9, 29836667), (21, 12787143), (63, 4262381), (199, 1349397), (597, 449799), (1393, 192771), (1791, 149933), (4179, 64257), (12537, 21419)]