28651190

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{10651}}^1$

素因数の和:10927

約数の個数: 16

約数和(自身を含む): 51768720

約数和(自身を除く): 23117530

約数列:

[1, 2, 5, 10, 269, 538, 1345, 2690, 10651, 21302, 53255, 106510, 2865119, 5730238, 14325595, 28651190]

約数ペア:

[(1, 28651190), (2, 14325595), (5, 5730238), (10, 2865119), (269, 106510), (538, 53255), (1345, 21302), (2690, 10651)]