9987021

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 15837120

約数和(自身を除く): 5850099

約数列:

[1, 3, 9, 11, 33, 99, 281, 359, 843, 1077, 2529, 3091, 3231, 3949, 9273, 11847, 27819, 35541, 100879, 302637, 907911, 1109669, 3329007, 9987021]

約数ペア:

[(1, 9987021), (3, 3329007), (9, 1109669), (11, 907911), (33, 302637), (99, 100879), (281, 35541), (359, 27819), (843, 11847), (1077, 9273), (2529, 3949), (3091, 3231)]