2718417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1621}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 3996608

約数和(自身を除く): 1278191

約数列:

[1, 3, 13, 39, 43, 129, 559, 1621, 1677, 4863, 21073, 63219, 69703, 209109, 906139, 2718417]

約数ペア:

[(1, 2718417), (3, 906139), (13, 209109), (39, 69703), (43, 63219), (129, 21073), (559, 4863), (1621, 1677)]