16687449

素因数分解:

$3^2\times {\mathrm{991}}^1\times {\mathrm{1871}}^1$

素因数の和:2868

約数の個数: 12

約数和(自身を含む): 24141312

約数和(自身を除く): 7453863

約数列:

[1, 3, 9, 991, 1871, 2973, 5613, 8919, 16839, 1854161, 5562483, 16687449]

約数ペア:

[(1, 16687449), (3, 5562483), (9, 1854161), (991, 16839), (1871, 8919), (2973, 5613)]