209850939

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2659}}^1$

素因数の和:2784

約数の個数: 32

約数和(自身を含む): 323456000

約数和(自身を除く): 113605061

約数列:

[1, 3, 9, 27, 37, 79, 111, 237, 333, 711, 999, 2133, 2659, 2923, 7977, 8769, 23931, 26307, 71793, 78921, 98383, 210061, 295149, 630183, 885447, 1890549, 2656341, 5671647, 7772257, 23316771, 69950313, 209850939]

約数ペア:

[(1, 209850939), (3, 69950313), (9, 23316771), (27, 7772257), (37, 5671647), (79, 2656341), (111, 1890549), (237, 885447), (333, 630183), (711, 295149), (999, 210061), (2133, 98383), (2659, 78921), (2923, 71793), (7977, 26307), (8769, 23931)]