2891187

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{8237}}^1$

素因数の和:8259

約数の個数: 16

約数和(自身を含む): 4613280

約数和(自身を除く): 1722093

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 8237, 24711, 74133, 107081, 222399, 321243, 963729, 2891187]

約数ペア:

[(1, 2891187), (3, 963729), (9, 321243), (13, 222399), (27, 107081), (39, 74133), (117, 24711), (351, 8237)]