889651413

素因数分解:

$3^2\times 7^1\times {\mathrm{1021}}^1\times {\mathrm{13831}}^1$

素因数の和:14865

約数の個数: 24

約数和(自身を含む): 1470175616

約数和(自身を除く): 580524203

約数列:

[1, 3, 7, 9, 21, 63, 1021, 3063, 7147, 9189, 13831, 21441, 41493, 64323, 96817, 124479, 290451, 871353, 14121451, 42364353, 98850157, 127093059, 296550471, 889651413]

約数ペア:

[(1, 889651413), (3, 296550471), (7, 127093059), (9, 98850157), (21, 42364353), (63, 14121451), (1021, 871353), (3063, 290451), (7147, 124479), (9189, 96817), (13831, 64323), (21441, 41493)]