2009256543

素因数分解:

$3^3\times 7^1\times {\mathrm{10630987}}^1$

素因数の和:10631003

約数の個数: 16

約数和(自身を含む): 3401916160

約数和(自身を除く): 1392659617

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 10630987, 31892961, 74416909, 95678883, 223250727, 287036649, 669752181, 2009256543]

約数ペア:

[(1, 2009256543), (3, 669752181), (7, 287036649), (9, 223250727), (21, 95678883), (27, 74416909), (63, 31892961), (189, 10630987)]