2880441

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{827}}^1$

素因数の和:882

約数の個数: 20

約数和(自身を含む): 4408272

約数和(自身を除く): 1527831

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 827, 1161, 2481, 3483, 7443, 22329, 35561, 66987, 106683, 320049, 960147, 2880441]

約数ペア:

[(1, 2880441), (3, 960147), (9, 320049), (27, 106683), (43, 66987), (81, 35561), (129, 22329), (387, 7443), (827, 3483), (1161, 2481)]