11821287

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 17694720

約数和(自身を除く): 5873433

約数列:

[1, 3, 19, 23, 57, 69, 71, 127, 213, 381, 437, 1311, 1349, 1633, 2413, 2921, 4047, 4899, 7239, 8763, 9017, 27051, 31027, 55499, 93081, 166497, 171323, 207391, 513969, 622173, 3940429, 11821287]

約数ペア:

[(1, 11821287), (3, 3940429), (19, 622173), (23, 513969), (57, 207391), (69, 171323), (71, 166497), (127, 93081), (213, 55499), (381, 31027), (437, 27051), (1311, 9017), (1349, 8763), (1633, 7239), (2413, 4899), (2921, 4047)]