27920991

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{14939}}^1$

素因数の和:15038

約数の個数: 16

約数和(自身を含む): 43027200

約数和(自身を除く): 15106209

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 14939, 44817, 104573, 313719, 1329571, 3988713, 9306997, 27920991]

約数ペア:

[(1, 27920991), (3, 9306997), (7, 3988713), (21, 1329571), (89, 313719), (267, 104573), (623, 44817), (1869, 14939)]