12431187

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:687

約数の個数: 24

約数和(自身を含む): 19073600

約数和(自身を除く): 6642413

約数列:

[1, 3, 9, 19, 57, 139, 171, 417, 523, 1251, 1569, 2641, 4707, 7923, 9937, 23769, 29811, 72697, 89433, 218091, 654273, 1381243, 4143729, 12431187]

約数ペア:

[(1, 12431187), (3, 4143729), (9, 1381243), (19, 654273), (57, 218091), (139, 89433), (171, 72697), (417, 29811), (523, 23769), (1251, 9937), (1569, 7923), (2641, 4707)]