13122009

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 19891872

約数和(自身を除く): 6769863

約数列:

[1, 3, 9, 41, 43, 123, 129, 369, 387, 827, 1763, 2481, 5289, 7443, 15867, 33907, 35561, 101721, 106683, 305163, 320049, 1458001, 4374003, 13122009]

約数ペア:

[(1, 13122009), (3, 4374003), (9, 1458001), (41, 320049), (43, 305163), (123, 106683), (129, 101721), (369, 35561), (387, 33907), (827, 15867), (1763, 7443), (2481, 5289)]