81225729

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{14771}}^1$

素因数の和:14837

約数の個数: 24

約数和(自身を含む): 129048192

約数和(自身を除く): 47822463

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 423, 611, 1833, 5499, 14771, 44313, 132939, 192023, 576069, 694237, 1728207, 2082711, 6248133, 9025081, 27075243, 81225729]

約数ペア:

[(1, 81225729), (3, 27075243), (9, 9025081), (13, 6248133), (39, 2082711), (47, 1728207), (117, 694237), (141, 576069), (423, 192023), (611, 132939), (1833, 44313), (5499, 14771)]