128434347

素因数分解:

$3^2\times {\mathrm{107}}^1\times {\mathrm{197}}^1\times {\mathrm{677}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 188478576

約数和(自身を除く): 60044229

約数列:

[1, 3, 9, 107, 197, 321, 591, 677, 963, 1773, 2031, 6093, 21079, 63237, 72439, 133369, 189711, 217317, 400107, 651951, 1200321, 14270483, 42811449, 128434347]

約数ペア:

[(1, 128434347), (3, 42811449), (9, 14270483), (107, 1200321), (197, 651951), (321, 400107), (591, 217317), (677, 189711), (963, 133369), (1773, 72439), (2031, 63237), (6093, 21079)]