388217388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2488573}}^1$

素因数の和:2488593

約数の個数: 24

約数和(自身を含む): 975521008

約数和(自身を除く): 587303620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2488573, 4977146, 7465719, 9954292, 14931438, 29862876, 32351449, 64702898, 97054347, 129405796, 194108694, 388217388]

約数ペア:

[(1, 388217388), (2, 194108694), (3, 129405796), (4, 97054347), (6, 64702898), (12, 32351449), (13, 29862876), (26, 14931438), (39, 9954292), (52, 7465719), (78, 4977146), (156, 2488573)]