8971305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2045

約数の個数: 32

約数和(自身を含む): 16794624

約数和(自身を除く): 7823319

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1505, 1987, 4515, 5961, 9935, 13909, 29805, 41727, 69545, 85441, 208635, 256323, 427205, 598087, 1281615, 1794261, 2990435, 8971305]

約数ペア:

[(1, 8971305), (3, 2990435), (5, 1794261), (7, 1281615), (15, 598087), (21, 427205), (35, 256323), (43, 208635), (105, 85441), (129, 69545), (215, 41727), (301, 29805), (645, 13909), (903, 9935), (1505, 5961), (1987, 4515)]