28886585

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{63487}}^1$

素因数の和:63512

約数の個数: 16

約数和(自身を含む): 42663936

約数和(自身を除く): 13777351

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 63487, 317435, 444409, 825331, 2222045, 4126655, 5777317, 28886585]

約数ペア:

[(1, 28886585), (5, 5777317), (7, 4126655), (13, 2222045), (35, 825331), (65, 444409), (91, 317435), (455, 63487)]