201197619

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{77893}}^1$

素因数の和:77947

約数の個数: 24

約数和(自身を含む): 340240992

約数和(自身を除く): 139043373

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 861, 2583, 77893, 233679, 545251, 701037, 1635753, 3193613, 4907259, 9580839, 22355291, 28742517, 67065873, 201197619]

約数ペア:

[(1, 201197619), (3, 67065873), (7, 28742517), (9, 22355291), (21, 9580839), (41, 4907259), (63, 3193613), (123, 1635753), (287, 701037), (369, 545251), (861, 233679), (2583, 77893)]