12768309

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{4909}}^1$

素因数の和:4949

約数の個数: 18

約数和(自身を含む): 19595810

約数和(自身を除く): 6827501

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 4909, 14727, 44181, 83453, 250359, 751077, 1418701, 4256103, 12768309]

約数ペア:

[(1, 12768309), (3, 4256103), (9, 1418701), (17, 751077), (51, 250359), (153, 83453), (289, 44181), (867, 14727), (2601, 4909)]