81330587

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 93357264

約数和(自身を除く): 12026677

約数列:

[1, 13, 29, 43, 173, 377, 559, 841, 1247, 2249, 5017, 7439, 10933, 16211, 36163, 65221, 96707, 145493, 215731, 470119, 1891409, 2804503, 6256199, 81330587]

約数ペア:

[(1, 81330587), (13, 6256199), (29, 2804503), (43, 1891409), (173, 470119), (377, 215731), (559, 145493), (841, 96707), (1247, 65221), (2249, 36163), (5017, 16211), (7439, 10933)]