289067517

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{439981}}^1$

素因数の和:440060

約数の個数: 12

約数和(自身を含む): 423262684

約数和(自身を除く): 134195167

約数列:

[1, 3, 9, 73, 219, 657, 439981, 1319943, 3959829, 32118613, 96355839, 289067517]

約数ペア:

[(1, 289067517), (3, 96355839), (9, 32118613), (73, 3959829), (219, 1319943), (657, 439981)]