378889214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{218003}}^1$

素因数の和:218095

約数の個数: 16

約数和(自身を含む): 627851520

約数和(自身を除く): 248962306

約数列:

[1, 2, 11, 22, 79, 158, 869, 1738, 218003, 436006, 2398033, 4796066, 17222237, 34444474, 189444607, 378889214]

約数ペア:

[(1, 378889214), (2, 189444607), (11, 34444474), (22, 17222237), (79, 4796066), (158, 2398033), (869, 436006), (1738, 218003)]