15969291

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 25213440

約数和(自身を除く): 9244149

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 937, 1311, 2811, 5681, 12181, 17043, 17803, 21551, 36543, 53409, 64653, 231439, 280163, 409469, 694317, 840489, 1228407, 5323097, 15969291]

約数ペア:

[(1, 15969291), (3, 5323097), (13, 1228407), (19, 840489), (23, 694317), (39, 409469), (57, 280163), (69, 231439), (247, 64653), (299, 53409), (437, 36543), (741, 21551), (897, 17803), (937, 17043), (1311, 12181), (2811, 5681)]