12878181

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{593}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 19768320

約数和(自身を除く): 6890139

約数列:

[1, 3, 9, 19, 57, 127, 171, 381, 593, 1143, 1779, 2413, 5337, 7239, 11267, 21717, 33801, 75311, 101403, 225933, 677799, 1430909, 4292727, 12878181]

約数ペア:

[(1, 12878181), (3, 4292727), (9, 1430909), (19, 677799), (57, 225933), (127, 101403), (171, 75311), (381, 33801), (593, 21717), (1143, 11267), (1779, 7239), (2413, 5337)]