39243981

素因数分解:

$3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{3019}}^1$

素因数の和:3648

約数の個数: 16

約数和(自身を含む): 59916800

約数和(自身を除く): 20672819

約数列:

[1, 3, 7, 21, 619, 1857, 3019, 4333, 9057, 12999, 21133, 63399, 1868761, 5606283, 13081327, 39243981]

約数ペア:

[(1, 39243981), (3, 13081327), (7, 5606283), (21, 1868761), (619, 63399), (1857, 21133), (3019, 12999), (4333, 9057)]