12978798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{309019}}^1$

素因数の和:309031

約数の個数: 16

約数和(自身を含む): 29665920

約数和(自身を除く): 16687122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 309019, 618038, 927057, 1854114, 2163133, 4326266, 6489399, 12978798]

約数ペア:

[(1, 12978798), (2, 6489399), (3, 4326266), (6, 2163133), (7, 1854114), (14, 927057), (21, 618038), (42, 309019)]