8409987

素因数分解:

$3^5\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 12855024

約数和(自身を除く): 4445037

約数列:

[1, 3, 9, 27, 53, 81, 159, 243, 477, 653, 1431, 1959, 4293, 5877, 12879, 17631, 34609, 52893, 103827, 158679, 311481, 934443, 2803329, 8409987]

約数ペア:

[(1, 8409987), (3, 2803329), (9, 934443), (27, 311481), (53, 158679), (81, 103827), (159, 52893), (243, 34609), (477, 17631), (653, 12879), (1431, 5877), (1959, 4293)]