1225236489

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{154643}}^1$

素因数の和:154804

約数の個数: 16

約数和(自身を含む): 1732012800

約数和(自身を除く): 506776311

約数列:

[1, 3, 19, 57, 139, 417, 2641, 7923, 154643, 463929, 2938217, 8814651, 21495377, 64486131, 408412163, 1225236489]

約数ペア:

[(1, 1225236489), (3, 408412163), (19, 64486131), (57, 21495377), (139, 8814651), (417, 2938217), (2641, 463929), (7923, 154643)]