1420991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 1760640

約数和(自身を除く): 339649

約数列:

[1, 11, 13, 19, 143, 209, 247, 523, 2717, 5753, 6799, 9937, 74789, 109307, 129181, 1420991]

約数ペア:

[(1, 1420991), (11, 129181), (13, 109307), (19, 74789), (143, 9937), (209, 6799), (247, 5753), (523, 2717)]