1811284993

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1\times {\mathrm{3191}}^1$

素因数の和:3948

約数の個数: 16

約数和(自身を含む): 2089866240

約数和(自身を除く): 278581247

約数列:

[1, 7, 131, 619, 917, 3191, 4333, 22337, 81089, 418021, 567623, 1975229, 2926147, 13826603, 258754999, 1811284993]

約数ペア:

[(1, 1811284993), (7, 258754999), (131, 13826603), (619, 2926147), (917, 1975229), (3191, 567623), (4333, 418021), (22337, 81089)]