12971464

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 26691840

約数和(自身を除く): 13720376

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223, 446, 661, 892, 1322, 1784, 2453, 2644, 4906, 5288, 7271, 9812, 14542, 19624, 29084, 58168, 147403, 294806, 589612, 1179224, 1621433, 3242866, 6485732, 12971464]

約数ペア:

[(1, 12971464), (2, 6485732), (4, 3242866), (8, 1621433), (11, 1179224), (22, 589612), (44, 294806), (88, 147403), (223, 58168), (446, 29084), (661, 19624), (892, 14542), (1322, 9812), (1784, 7271), (2453, 5288), (2644, 4906)]