15747321

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 22899744

約数和(自身を除く): 7152423

約数列:

[1, 3, 17, 41, 51, 123, 289, 443, 697, 867, 1329, 2091, 7531, 11849, 18163, 22593, 35547, 54489, 128027, 308771, 384081, 926313, 5249107, 15747321]

約数ペア:

[(1, 15747321), (3, 5249107), (17, 926313), (41, 384081), (51, 308771), (123, 128027), (289, 54489), (443, 35547), (697, 22593), (867, 18163), (1329, 11849), (2091, 7531)]