68667993

素因数分解:

$3^4\times {\mathrm{463}}^1\times {\mathrm{1831}}^1$

素因数の和:2306

約数の個数: 20

約数和(自身を含む): 102855808

約数和(自身を除く): 34187815

約数列:

[1, 3, 9, 27, 81, 463, 1389, 1831, 4167, 5493, 12501, 16479, 37503, 49437, 148311, 847753, 2543259, 7629777, 22889331, 68667993]

約数ペア:

[(1, 68667993), (3, 22889331), (9, 7629777), (27, 2543259), (81, 847753), (463, 148311), (1389, 49437), (1831, 37503), (4167, 16479), (5493, 12501)]