66987189

素因数分解:

$3^3\times {\mathrm{1301}}^1\times {\mathrm{1907}}^1$

素因数の和:3217

約数の個数: 16

約数和(自身を含む): 99368640

約数和(自身を除く): 32381451

約数列:

[1, 3, 9, 27, 1301, 1907, 3903, 5721, 11709, 17163, 35127, 51489, 2481007, 7443021, 22329063, 66987189]

約数ペア:

[(1, 66987189), (3, 22329063), (9, 7443021), (27, 2481007), (1301, 51489), (1907, 35127), (3903, 17163), (5721, 11709)]