709479

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:492

約数の個数: 20

約数和(自身を含む): 1118040

約数和(自身を除く): 408561

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 461, 513, 1383, 1539, 4149, 8759, 12447, 26277, 37341, 78831, 236493, 709479]

約数ペア:

[(1, 709479), (3, 236493), (9, 78831), (19, 37341), (27, 26277), (57, 12447), (81, 8759), (171, 4149), (461, 1539), (513, 1383)]