28856555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{63421}}^1$

素因数の和:63446

約数の個数: 16

約数和(自身を含む): 42619584

約数和(自身を除く): 13763029

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 63421, 317105, 443947, 824473, 2219735, 4122365, 5771311, 28856555]

約数ペア:

[(1, 28856555), (5, 5771311), (7, 4122365), (13, 2219735), (35, 824473), (65, 443947), (91, 317105), (455, 63421)]