16813953

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{47903}}^1$

素因数の和:47925

約数の個数: 16

約数和(自身を含む): 26826240

約数和(自身を除く): 10012287

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 47903, 143709, 431127, 622739, 1293381, 1868217, 5604651, 16813953]

約数ペア:

[(1, 16813953), (3, 5604651), (9, 1868217), (13, 1293381), (27, 622739), (39, 431127), (117, 143709), (351, 47903)]