1999251973

素因数分解:

${\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1\times {\mathrm{449}}^1$

素因数の和:1044

約数の個数: 16

約数和(自身を含む): 2047680000

約数和(自身を除く): 48428027

約数列:

[1, 79, 157, 359, 449, 12403, 28361, 35471, 56363, 70493, 161191, 4452677, 5568947, 12734089, 25306987, 1999251973]

約数ペア:

[(1, 1999251973), (79, 25306987), (157, 12734089), (359, 5568947), (449, 4452677), (12403, 161191), (28361, 70493), (35471, 56363)]