85716729

素因数分解:

$3^2\times 7^3\times {\mathrm{27767}}^1$

素因数の和:27794

約数の個数: 24

約数和(自身を含む): 144393600

約数和(自身を除く): 58676871

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 27767, 83301, 194369, 249903, 583107, 1360583, 1749321, 4081749, 9524081, 12245247, 28572243, 85716729]

約数ペア:

[(1, 85716729), (3, 28572243), (7, 12245247), (9, 9524081), (21, 4081749), (49, 1749321), (63, 1360583), (147, 583107), (343, 249903), (441, 194369), (1029, 83301), (3087, 27767)]