2565255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2221}}^1$

素因数の和:2247

約数の個数: 32

約数和(自身を含む): 5119488

約数和(自身を除く): 2554233

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 2221, 6663, 11105, 15547, 24431, 33315, 46641, 73293, 77735, 122155, 171017, 233205, 366465, 513051, 855085, 2565255]

約数ペア:

[(1, 2565255), (3, 855085), (5, 513051), (7, 366465), (11, 233205), (15, 171017), (21, 122155), (33, 77735), (35, 73293), (55, 46641), (77, 33315), (105, 24431), (165, 15547), (231, 11105), (385, 6663), (1155, 2221)]