27811953

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12511}}^1$

素因数の和:12549

約数の個数: 24

約数和(自身を含む): 45543680

約数和(自身を除く): 17731727

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 12511, 37533, 112599, 162643, 237709, 487929, 713127, 1463787, 2139381, 3090217, 9270651, 27811953]

約数ペア:

[(1, 27811953), (3, 9270651), (9, 3090217), (13, 2139381), (19, 1463787), (39, 713127), (57, 487929), (117, 237709), (171, 162643), (247, 112599), (741, 37533), (2223, 12511)]