2805597

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1823}}^1$

素因数の和:1854

約数の個数: 20

約数和(自身を含む): 4414080

約数和(自身を除く): 1608483

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1823, 5469, 16407, 34637, 49221, 103911, 147663, 311733, 935199, 2805597]

約数ペア:

[(1, 2805597), (3, 935199), (9, 311733), (19, 147663), (27, 103911), (57, 49221), (81, 34637), (171, 16407), (513, 5469), (1539, 1823)]