399370074

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{478861}}^1$

素因数の和:479005

約数の個数: 16

約数和(自身を含む): 804488160

約数和(自身を除く): 405118086

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 478861, 957722, 1436583, 2873166, 66561679, 133123358, 199685037, 399370074]

約数ペア:

[(1, 399370074), (2, 199685037), (3, 133123358), (6, 66561679), (139, 2873166), (278, 1436583), (417, 957722), (834, 478861)]