2187441369

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{729877}}^1$

素因数の和:729926

約数の個数: 20

約数和(自身を含む): 3355979044

約数和(自身を除く): 1168537675

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 729877, 2189631, 6568893, 19706679, 27005449, 59120037, 81016347, 243049041, 729147123, 2187441369]

約数ペア:

[(1, 2187441369), (3, 729147123), (9, 243049041), (27, 81016347), (37, 59120037), (81, 27005449), (111, 19706679), (333, 6568893), (999, 2189631), (2997, 729877)]