989001118

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1642859}}^1$

素因数の和:1642911

約数の個数: 16

約数和(自身を含む): 1734860160

約数和(自身を除く): 745859042

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 1642859, 3285718, 11500013, 23000026, 70642937, 141285874, 494500559, 989001118]

約数ペア:

[(1, 989001118), (2, 494500559), (7, 141285874), (14, 70642937), (43, 23000026), (86, 11500013), (301, 3285718), (602, 1642859)]