208486521

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{454219}}^1$

素因数の和:454245

約数の個数: 16

約数和(自身を含む): 327038400

約数和(自身を除く): 118551879

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 454219, 1362657, 4087971, 7721723, 12263913, 23165169, 69495507, 208486521]

約数ペア:

[(1, 208486521), (3, 69495507), (9, 23165169), (17, 12263913), (27, 7721723), (51, 4087971), (153, 1362657), (459, 454219)]