16277121

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2903}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 27181440

約数和(自身を除く): 10904319

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 2903, 5607, 8709, 20321, 26127, 60963, 182889, 258367, 775101, 1808569, 2325303, 5425707, 16277121]

約数ペア:

[(1, 16277121), (3, 5425707), (7, 2325303), (9, 1808569), (21, 775101), (63, 258367), (89, 182889), (267, 60963), (623, 26127), (801, 20321), (1869, 8709), (2903, 5607)]