12286521

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5527}}^1$

素因数の和:5565

約数の個数: 24

約数和(自身を含む): 20121920

約数和(自身を除く): 7835399

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 5527, 16581, 49743, 71851, 105013, 215553, 315039, 646659, 945117, 1365169, 4095507, 12286521]

約数ペア:

[(1, 12286521), (3, 4095507), (9, 1365169), (13, 945117), (19, 646659), (39, 315039), (57, 215553), (117, 105013), (171, 71851), (247, 49743), (741, 16581), (2223, 5527)]