66921147

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{9283}}^1$

素因数の和:9384

約数の個数: 20

約数和(自身を含む): 101102760

約数和(自身を除く): 34181613

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 9283, 27849, 83547, 250641, 751923, 826187, 2478561, 7435683, 22307049, 66921147]

約数ペア:

[(1, 66921147), (3, 22307049), (9, 7435683), (27, 2478561), (81, 826187), (89, 751923), (267, 250641), (801, 83547), (2403, 27849), (7209, 9283)]