12885561

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{4079}}^1$

素因数の和:4107

約数の個数: 24

約数和(自身を含む): 20791680

約数和(自身を除く): 7906119

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 1053, 3159, 4079, 12237, 36711, 53027, 110133, 159081, 330399, 477243, 991197, 1431729, 4295187, 12885561]

約数ペア:

[(1, 12885561), (3, 4295187), (9, 1431729), (13, 991197), (27, 477243), (39, 330399), (81, 159081), (117, 110133), (243, 53027), (351, 36711), (1053, 12237), (3159, 4079)]