76681971

素因数分解:

$3^4\times {\mathrm{443}}^1\times {\mathrm{2137}}^1$

素因数の和:2592

約数の個数: 20

約数和(自身を含む): 114861912

約数和(自身を除く): 38179941

約数列:

[1, 3, 9, 27, 81, 443, 1329, 2137, 3987, 6411, 11961, 19233, 35883, 57699, 173097, 946691, 2840073, 8520219, 25560657, 76681971]

約数ペア:

[(1, 76681971), (3, 25560657), (9, 8520219), (27, 2840073), (81, 946691), (443, 173097), (1329, 57699), (2137, 35883), (3987, 19233), (6411, 11961)]