205386417

素因数分解:

$3^2\times {\mathrm{643}}^1\times {\mathrm{35491}}^1$

素因数の和:36140

約数の個数: 12

約数和(自身を含む): 297139024

約数和(自身を除く): 91752607

約数列:

[1, 3, 9, 643, 1929, 5787, 35491, 106473, 319419, 22820713, 68462139, 205386417]

約数ペア:

[(1, 205386417), (3, 68462139), (9, 22820713), (643, 319419), (1929, 106473), (5787, 35491)]