3977199

素因数分解:

$3^2\times {\mathrm{43}}^2\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 18

約数和(自身を含む): 5906160

約数和(自身を除く): 1928961

約数列:

[1, 3, 9, 43, 129, 239, 387, 717, 1849, 2151, 5547, 10277, 16641, 30831, 92493, 441911, 1325733, 3977199]

約数ペア:

[(1, 3977199), (3, 1325733), (9, 441911), (43, 92493), (129, 30831), (239, 16641), (387, 10277), (717, 5547), (1849, 2151)]