203121729

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{442531}}^1$

素因数の和:442557

約数の個数: 16

約数和(自身を含む): 318623040

約数和(自身を除く): 115501311

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 442531, 1327593, 3982779, 7523027, 11948337, 22569081, 67707243, 203121729]

約数ペア:

[(1, 203121729), (3, 67707243), (9, 22569081), (17, 11948337), (27, 7523027), (51, 3982779), (153, 1327593), (459, 442531)]