2686431

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 3944448

約数和(自身を除く): 1258017

約数列:

[1, 3, 11, 33, 127, 381, 641, 1397, 1923, 4191, 7051, 21153, 81407, 244221, 895477, 2686431]

約数ペア:

[(1, 2686431), (3, 895477), (11, 244221), (33, 81407), (127, 21153), (381, 7051), (641, 4191), (1397, 1923)]