17620143

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{787}}^1$

素因数の和:1246

約数の個数: 16

約数和(自身を含む): 24963840

約数和(自身を除く): 7343697

約数列:

[1, 3, 17, 51, 439, 787, 1317, 2361, 7463, 13379, 22389, 40137, 345493, 1036479, 5873381, 17620143]

約数ペア:

[(1, 17620143), (3, 5873381), (17, 1036479), (51, 345493), (439, 40137), (787, 22389), (1317, 13379), (2361, 7463)]