890351996

素因数分解:

$2^2\times {\mathrm{12433}}^1\times {\mathrm{17903}}^1$

素因数の和:30340

約数の個数: 12

約数和(自身を含む): 1558328352

約数和(自身を除く): 667976356

約数列:

[1, 2, 4, 12433, 17903, 24866, 35806, 49732, 71612, 222587999, 445175998, 890351996]

約数ペア:

[(1, 890351996), (2, 445175998), (4, 222587999), (12433, 71612), (17903, 49732), (24866, 35806)]