2803329

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:718

約数の個数: 20

約数和(自身を含む): 4273236

約数和(自身を除く): 1469907

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 653, 1431, 1959, 4293, 5877, 17631, 34609, 52893, 103827, 311481, 934443, 2803329]

約数ペア:

[(1, 2803329), (3, 934443), (9, 311481), (27, 103827), (53, 52893), (81, 34609), (159, 17631), (477, 5877), (653, 4293), (1431, 1959)]