16399017

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{1049}}^1$

素因数の和:1254

約数の個数: 20

約数和(自身を含む): 24647700

約数和(自身を除く): 8248683

約数列:

[1, 3, 9, 27, 81, 193, 579, 1049, 1737, 3147, 5211, 9441, 15633, 28323, 84969, 202457, 607371, 1822113, 5466339, 16399017]

約数ペア:

[(1, 16399017), (3, 5466339), (9, 1822113), (27, 607371), (81, 202457), (193, 84969), (579, 28323), (1049, 15633), (1737, 9441), (3147, 5211)]