28797729

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{8369}}^1$

素因数の和:8440

約数の個数: 16

約数和(自身を含む): 40711680

約数和(自身を除く): 11913951

約数列:

[1, 3, 31, 37, 93, 111, 1147, 3441, 8369, 25107, 259439, 309653, 778317, 928959, 9599243, 28797729]

約数ペア:

[(1, 28797729), (3, 9599243), (31, 928959), (37, 778317), (93, 309653), (111, 259439), (1147, 25107), (3441, 8369)]