28080104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{270001}}^1$

素因数の和:270020

約数の個数: 16

約数和(自身を含む): 56700420

約数和(自身を除く): 28620316

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 270001, 540002, 1080004, 2160008, 3510013, 7020026, 14040052, 28080104]

約数ペア:

[(1, 28080104), (2, 14040052), (4, 7020026), (8, 3510013), (13, 2160008), (26, 1080004), (52, 540002), (104, 270001)]