12991086

素因数分解:

$2^1\times 3^2\times {\mathrm{269}}^1\times {\mathrm{2683}}^1$

素因数の和:2960

約数の個数: 24

約数和(自身を含む): 28262520

約数和(自身を除く): 15271434

約数列:

[1, 2, 3, 6, 9, 18, 269, 538, 807, 1614, 2421, 2683, 4842, 5366, 8049, 16098, 24147, 48294, 721727, 1443454, 2165181, 4330362, 6495543, 12991086]

約数ペア:

[(1, 12991086), (2, 6495543), (3, 4330362), (6, 2165181), (9, 1443454), (18, 721727), (269, 48294), (538, 24147), (807, 16098), (1614, 8049), (2421, 5366), (2683, 4842)]