67701281409

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{1886723}}^1$

素因数の和:1887178

約数の個数: 20

約数和(自身を含む): 101362360176

約数和(自身を除く): 33661078767

約数列:

[1, 3, 9, 27, 81, 443, 1329, 3987, 11961, 35883, 1886723, 5660169, 16980507, 50941521, 152824563, 835818289, 2507454867, 7522364601, 22567093803, 67701281409]

約数ペア:

[(1, 67701281409), (3, 22567093803), (9, 7522364601), (27, 2507454867), (81, 835818289), (443, 152824563), (1329, 50941521), (3987, 16980507), (11961, 5660169), (35883, 1886723)]