66343779

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{3187}}^1$

素因数の和:3456

約数の個数: 20

約数和(自身を含む): 99522984

約数和(自身を除く): 33179205

約数列:

[1, 3, 9, 27, 81, 257, 771, 2313, 3187, 6939, 9561, 20817, 28683, 86049, 258147, 819059, 2457177, 7371531, 22114593, 66343779]

約数ペア:

[(1, 66343779), (3, 22114593), (9, 7371531), (27, 2457177), (81, 819059), (257, 258147), (771, 86049), (2313, 28683), (3187, 20817), (6939, 9561)]