201391191

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{6079}}^1$

素因数の和:6500

約数の個数: 20

約数和(自身を含む): 301628800

約数和(自身を除く): 100237609

約数列:

[1, 3, 9, 27, 81, 409, 1227, 3681, 6079, 11043, 18237, 33129, 54711, 164133, 492399, 2486311, 7458933, 22376799, 67130397, 201391191]

約数ペア:

[(1, 201391191), (3, 67130397), (9, 22376799), (27, 7458933), (81, 2486311), (409, 492399), (1227, 164133), (3681, 54711), (6079, 33129), (11043, 18237)]