66862017

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{7573}}^1$

素因数の和:7694

約数の個数: 20

約数和(自身を含む): 100809940

約数和(自身を除く): 33947923

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 7573, 8829, 22719, 68157, 204471, 613413, 825457, 2476371, 7429113, 22287339, 66862017]

約数ペア:

[(1, 66862017), (3, 22287339), (9, 7429113), (27, 2476371), (81, 825457), (109, 613413), (327, 204471), (981, 68157), (2943, 22719), (7573, 8829)]