11711781

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 17667936

約数和(自身を除く): 5956155

約数列:

[1, 3, 9, 43, 53, 129, 159, 387, 477, 571, 1713, 2279, 5139, 6837, 20511, 24553, 30263, 73659, 90789, 220977, 272367, 1301309, 3903927, 11711781]

約数ペア:

[(1, 11711781), (3, 3903927), (9, 1301309), (43, 272367), (53, 220977), (129, 90789), (159, 73659), (387, 30263), (477, 24553), (571, 20511), (1713, 6837), (2279, 5139)]