68388867

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{36709}}^1$

素因数の和:36744

約数の個数: 20

約数和(自身を含む): 106605840

約数和(自身を除く): 38216973

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 36709, 110127, 330381, 844307, 991143, 2532921, 2973429, 7598763, 22796289, 68388867]

約数ペア:

[(1, 68388867), (3, 22796289), (9, 7598763), (23, 2973429), (27, 2532921), (69, 991143), (81, 844307), (207, 330381), (621, 110127), (1863, 36709)]