28287077

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7229}}^1$

素因数の和:7292

約数の個数: 16

約数和(自身を含む): 35629440

約数和(自身を除く): 7342363

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 7229, 50603, 93977, 310847, 657839, 2175929, 4041011, 28287077]

約数ペア:

[(1, 28287077), (7, 4041011), (13, 2175929), (43, 657839), (91, 310847), (301, 93977), (559, 50603), (3913, 7229)]