218199243

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{3853}}^1$

素因数の和:4338

約数の個数: 16

約数和(自身を含む): 298453760

約数和(自身を除く): 80254517

約数列:

[1, 3, 43, 129, 439, 1317, 3853, 11559, 18877, 56631, 165679, 497037, 1691467, 5074401, 72733081, 218199243]

約数ペア:

[(1, 218199243), (3, 72733081), (43, 5074401), (129, 1691467), (439, 497037), (1317, 165679), (3853, 56631), (11559, 18877)]