209219952005

素因数分解:

$5^1\times {\mathrm{307}}^1\times {\mathrm{3371}}^1\times {\mathrm{40433}}^1$

素因数の和:44116

約数の個数: 16

約数和(自身を含む): 251962691904

約数和(自身を除く): 42742739899

約数列:

[1, 5, 307, 1535, 3371, 16855, 40433, 202165, 1034897, 5174485, 12412931, 62064655, 136299643, 681498215, 41843990401, 209219952005]

約数ペア:

[(1, 209219952005), (5, 41843990401), (307, 681498215), (1535, 136299643), (3371, 62064655), (16855, 12412931), (40433, 5174485), (202165, 1034897)]