81430011

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3121}}^1$

素因数の和:3363

約数の個数: 24

約数和(自身を含む): 127277696

約数和(自身を除く): 45847685

約数列:

[1, 3, 9, 13, 39, 117, 223, 669, 2007, 2899, 3121, 8697, 9363, 26091, 28089, 40573, 121719, 365157, 695983, 2087949, 6263847, 9047779, 27143337, 81430011]

約数ペア:

[(1, 81430011), (3, 27143337), (9, 9047779), (13, 6263847), (39, 2087949), (117, 695983), (223, 365157), (669, 121719), (2007, 40573), (2899, 28089), (3121, 26091), (8697, 9363)]