40186071

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{20963}}^1$

素因数の和:21043

約数の個数: 16

約数和(自身を含む): 60376320

約数和(自身を除く): 20190249

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 20963, 62889, 188667, 566001, 1488373, 4465119, 13395357, 40186071]

約数ペア:

[(1, 40186071), (3, 13395357), (9, 4465119), (27, 1488373), (71, 566001), (213, 188667), (639, 62889), (1917, 20963)]