28254668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{543359}}^1$

素因数の和:543376

約数の個数: 12

約数和(自身を含む): 53249280

約数和(自身を除く): 24994612

約数列:

[1, 2, 4, 13, 26, 52, 543359, 1086718, 2173436, 7063667, 14127334, 28254668]

約数ペア:

[(1, 28254668), (2, 14127334), (4, 7063667), (13, 2173436), (26, 1086718), (52, 543359)]