258296589

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1688213}}^1$

素因数の和:1688236

約数の個数: 12

約数和(自身を含む): 395042076

約数和(自身を除く): 136745487

約数列:

[1, 3, 9, 17, 51, 153, 1688213, 5064639, 15193917, 28699621, 86098863, 258296589]

約数ペア:

[(1, 258296589), (3, 86098863), (9, 28699621), (17, 15193917), (51, 5064639), (153, 1688213)]