65426865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{337}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 122848128

約数和(自身を除く): 57421263

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 337, 645, 903, 1011, 1505, 1685, 1849, 2359, 4515, 5055, 5547, 7077, 9245, 11795, 12943, 14491, 27735, 35385, 38829, 43473, 64715, 72455, 101437, 194145, 217365, 304311, 507185, 623113, 1521555, 1869339, 3115565, 4361791, 9346695, 13085373, 21808955, 65426865]

約数ペア:

[(1, 65426865), (3, 21808955), (5, 13085373), (7, 9346695), (15, 4361791), (21, 3115565), (35, 1869339), (43, 1521555), (105, 623113), (129, 507185), (215, 304311), (301, 217365), (337, 194145), (645, 101437), (903, 72455), (1011, 64715), (1505, 43473), (1685, 38829), (1849, 35385), (2359, 27735), (4515, 14491), (5055, 12943), (5547, 11795), (7077, 9245)]