66810609

素因数分解:

$3^3\times {\mathrm{89}}^1\times {\mathrm{27803}}^1$

素因数の和:27901

約数の個数: 16

約数和(自身を含む): 100094400

約数和(自身を除く): 33283791

約数列:

[1, 3, 9, 27, 89, 267, 801, 2403, 27803, 83409, 250227, 750681, 2474467, 7423401, 22270203, 66810609]

約数ペア:

[(1, 66810609), (3, 22270203), (9, 7423401), (27, 2474467), (89, 750681), (267, 250227), (801, 83409), (2403, 27803)]