28278370

素因数分解:

$2^1\times 5^1\times {\mathrm{1327}}^1\times {\mathrm{2131}}^1$

素因数の和:3465

約数の個数: 16

約数和(自身を含む): 50963328

約数和(自身を除く): 22684958

約数列:

[1, 2, 5, 10, 1327, 2131, 2654, 4262, 6635, 10655, 13270, 21310, 2827837, 5655674, 14139185, 28278370]

約数ペア:

[(1, 28278370), (2, 14139185), (5, 5655674), (10, 2827837), (1327, 21310), (2131, 13270), (2654, 10655), (4262, 6635)]