289598841

素因数分解:

$3^3\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2383}}^1$

素因数の和:3042

約数の個数: 32

約数和(自身を含む): 491294720

約数和(自身を除く): 201695879

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 643, 1929, 2383, 4501, 5787, 7149, 13503, 16681, 17361, 21447, 40509, 50043, 64341, 121527, 150129, 450387, 1532269, 4596807, 10725883, 13790421, 32177649, 41371263, 96532947, 289598841]

約数ペア:

[(1, 289598841), (3, 96532947), (7, 41371263), (9, 32177649), (21, 13790421), (27, 10725883), (63, 4596807), (189, 1532269), (643, 450387), (1929, 150129), (2383, 121527), (4501, 64341), (5787, 50043), (7149, 40509), (13503, 21447), (16681, 17361)]