16964397

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 27220160

約数和(自身を除く): 10255763

約数列:

[1, 3, 9, 19, 27, 57, 73, 81, 151, 171, 219, 453, 513, 657, 1359, 1387, 1539, 1971, 2869, 4077, 4161, 5913, 8607, 11023, 12231, 12483, 25821, 33069, 37449, 77463, 99207, 112347, 209437, 232389, 297621, 628311, 892863, 1884933, 5654799, 16964397]

約数ペア:

[(1, 16964397), (3, 5654799), (9, 1884933), (19, 892863), (27, 628311), (57, 297621), (73, 232389), (81, 209437), (151, 112347), (171, 99207), (219, 77463), (453, 37449), (513, 33069), (657, 25821), (1359, 12483), (1387, 12231), (1539, 11023), (1971, 8607), (2869, 5913), (4077, 4161)]