15658989

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1\times {\mathrm{641}}^1$

素因数の和:1140

約数の個数: 16

約数和(自身を含む): 22187520

約数和(自身を除く): 6528531

約数列:

[1, 3, 17, 51, 479, 641, 1437, 1923, 8143, 10897, 24429, 32691, 307039, 921117, 5219663, 15658989]

約数ペア:

[(1, 15658989), (3, 5219663), (17, 921117), (51, 307039), (479, 32691), (641, 24429), (1437, 10897), (1923, 8143)]