201819087

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{439693}}^1$

素因数の和:439719

約数の個数: 16

約数和(自身を含む): 316579680

約数和(自身を除く): 114760593

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 439693, 1319079, 3957237, 7474781, 11871711, 22424343, 67273029, 201819087]

約数ペア:

[(1, 201819087), (3, 67273029), (9, 22424343), (17, 11871711), (27, 7474781), (51, 3957237), (153, 1319079), (459, 439693)]