16939449

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{1283}}^1$

素因数の和:1458

約数の個数: 20

約数和(自身を含む): 25479696

約数和(自身を除く): 8540247

約数列:

[1, 3, 9, 27, 81, 163, 489, 1283, 1467, 3849, 4401, 11547, 13203, 34641, 103923, 209129, 627387, 1882161, 5646483, 16939449]

約数ペア:

[(1, 16939449), (3, 5646483), (9, 1882161), (27, 627387), (81, 209129), (163, 103923), (489, 34641), (1283, 13203), (1467, 11547), (3849, 4401)]