68245281

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{194431}}^1$

素因数の和:194453

約数の個数: 16

約数和(自身を含む): 108881920

約数和(自身を除く): 40636639

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 194431, 583293, 1749879, 2527603, 5249637, 7582809, 22748427, 68245281]

約数ペア:

[(1, 68245281), (3, 22748427), (9, 7582809), (13, 5249637), (27, 2527603), (39, 1749879), (117, 583293), (351, 194431)]