16491391

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{14633}}^1$

素因数の和:14670

約数の個数: 12

約数和(自身を含む): 20019312

約数和(自身を除く): 3527921

約数列:

[1, 7, 23, 49, 161, 1127, 14633, 102431, 336559, 717017, 2355913, 16491391]

約数ペア:

[(1, 16491391), (7, 2355913), (23, 717017), (49, 336559), (161, 102431), (1127, 14633)]