390009.0000000

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 11612160

約数和(自身を除く): 4174719

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 239, 253, 451, 717, 759, 943, 1353, 2629, 2829, 5497, 7887, 9799, 10373, 16491, 29397, 31119, 60467, 107789, 181401, 225377, 323367, 676131, 2479147, 7437441]

約数ペア:

[(1, 7437441), (3, 2479147), (11, 676131), (23, 323367), (33, 225377), (41, 181401), (69, 107789), (123, 60467), (239, 31119), (253, 29397), (451, 16491), (717, 10373), (759, 9799), (943, 7887), (1353, 5497), (2629, 2829)]