16990449

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{26099}}^1$

素因数の和:26140

約数の個数: 16

約数和(自身を含む): 26726400

約数和(自身を除く): 9735951

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 26099, 78297, 182693, 548079, 809069, 2427207, 5663483, 16990449]

約数ペア:

[(1, 16990449), (3, 5663483), (7, 2427207), (21, 809069), (31, 548079), (93, 182693), (217, 78297), (651, 26099)]