16816539

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 24467520

約数和(自身を除く): 7650981

約数列:

[1, 3, 19, 31, 57, 93, 307, 589, 921, 961, 1767, 2883, 5833, 9517, 17499, 18259, 28551, 54777, 180823, 295027, 542469, 885081, 5605513, 16816539]

約数ペア:

[(1, 16816539), (3, 5605513), (19, 885081), (31, 542469), (57, 295027), (93, 180823), (307, 54777), (589, 28551), (921, 18259), (961, 17499), (1767, 9517), (2883, 5833)]