68617287

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{49831}}^1$

素因数の和:49860

約数の個数: 20

約数和(自身を含む): 108534096

約数和(自身を除く): 39916809

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 49831, 149493, 448479, 847127, 1345437, 2541381, 4036311, 7624143, 22872429, 68617287]

約数ペア:

[(1, 68617287), (3, 22872429), (9, 7624143), (17, 4036311), (27, 2541381), (51, 1345437), (81, 847127), (153, 448479), (459, 149493), (1377, 49831)]