8871471

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:732

約数の個数: 32

約数和(自身を含む): 15249920

約数和(自身を除く): 6378449

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 643, 657, 1533, 1929, 1971, 4501, 4599, 5787, 13503, 13797, 17361, 40509, 46939, 121527, 140817, 328573, 422451, 985719, 1267353, 2957157, 8871471]

約数ペア:

[(1, 8871471), (3, 2957157), (7, 1267353), (9, 985719), (21, 422451), (27, 328573), (63, 140817), (73, 121527), (189, 46939), (219, 40509), (511, 17361), (643, 13797), (657, 13503), (1533, 5787), (1929, 4599), (1971, 4501)]