28692729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1931}}^1$

素因数の和:2077

約数の個数: 24

約数和(自身を含む): 45007872

約数和(自身を除く): 16315143

約数列:

[1, 3, 9, 13, 39, 117, 127, 381, 1143, 1651, 1931, 4953, 5793, 14859, 17379, 25103, 75309, 225927, 245237, 735711, 2207133, 3188081, 9564243, 28692729]

約数ペア:

[(1, 28692729), (3, 9564243), (9, 3188081), (13, 2207133), (39, 735711), (117, 245237), (127, 225927), (381, 75309), (1143, 25103), (1651, 17379), (1931, 14859), (4953, 5793)]