39456639

素因数分解:

$3^5\times {\mathrm{397}}^1\times {\mathrm{409}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 59397520

約数和(自身を除く): 19940881

約数列:

[1, 3, 9, 27, 81, 243, 397, 409, 1191, 1227, 3573, 3681, 10719, 11043, 32157, 33129, 96471, 99387, 162373, 487119, 1461357, 4384071, 13152213, 39456639]

約数ペア:

[(1, 39456639), (3, 13152213), (9, 4384071), (27, 1461357), (81, 487119), (243, 162373), (397, 99387), (409, 96471), (1191, 33129), (1227, 32157), (3573, 11043), (3681, 10719)]