487993785

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{4391}}^1$

素因数の和:4669

約数の個数: 32

約数和(自身を含む): 809533440

約数和(自身を除く): 321539655

約数列:

[1, 3, 5, 15, 31, 93, 155, 239, 465, 717, 1195, 3585, 4391, 7409, 13173, 21955, 22227, 37045, 65865, 111135, 136121, 408363, 680605, 1049449, 2041815, 3148347, 5247245, 15741735, 32532919, 97598757, 162664595, 487993785]

約数ペア:

[(1, 487993785), (3, 162664595), (5, 97598757), (15, 32532919), (31, 15741735), (93, 5247245), (155, 3148347), (239, 2041815), (465, 1049449), (717, 680605), (1195, 408363), (3585, 136121), (4391, 111135), (7409, 65865), (13173, 37045), (21955, 22227)]