396811982

素因数分解:

$2^1\times 7^1\times {\mathrm{997}}^1\times {\mathrm{28429}}^1$

素因数の和:29435

約数の個数: 16

約数和(自身を含む): 680955360

約数和(自身を除く): 284143378

約数列:

[1, 2, 7, 14, 997, 1994, 6979, 13958, 28429, 56858, 199003, 398006, 28343713, 56687426, 198405991, 396811982]

約数ペア:

[(1, 396811982), (2, 198405991), (7, 56687426), (14, 28343713), (997, 398006), (1994, 199003), (6979, 56858), (13958, 28429)]