2967489

素因数分解:

$3^3\times 7^2\times {\mathrm{2243}}^1$

素因数の和:2266

約数の個数: 24

約数和(自身を含む): 5116320

約数和(自身を除く): 2148831

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 2243, 6729, 15701, 20187, 47103, 60561, 109907, 141309, 329721, 423927, 989163, 2967489]

約数ペア:

[(1, 2967489), (3, 989163), (7, 423927), (9, 329721), (21, 141309), (27, 109907), (49, 60561), (63, 47103), (147, 20187), (189, 15701), (441, 6729), (1323, 2243)]