68649489

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1723}}^1$

素因数の和:1981

約数の個数: 24

約数和(自身を含む): 104888160

約数和(自身を除く): 36238671

約数列:

[1, 3, 9, 19, 57, 171, 233, 699, 1723, 2097, 4427, 5169, 13281, 15507, 32737, 39843, 98211, 294633, 401459, 1204377, 3613131, 7627721, 22883163, 68649489]

約数ペア:

[(1, 68649489), (3, 22883163), (9, 7627721), (19, 3613131), (57, 1204377), (171, 401459), (233, 294633), (699, 98211), (1723, 39843), (2097, 32737), (4427, 15507), (5169, 13281)]