311957973

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{226549}}^1$

素因数の和:226578

約数の個数: 20

約数和(自身を含む): 493425900

約数和(自身を除く): 181467927

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 226549, 679647, 2038941, 3851333, 6116823, 11553999, 18350469, 34661997, 103985991, 311957973]

約数ペア:

[(1, 311957973), (3, 103985991), (9, 34661997), (17, 18350469), (27, 11553999), (51, 6116823), (81, 3851333), (153, 2038941), (459, 679647), (1377, 226549)]