1900996503

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{300743}}^1$

素因数の和:300803

約数の個数: 24

約数和(自身を含む): 3017063808

約数和(自身を除く): 1116067305

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 300743, 902229, 2105201, 6315603, 12931949, 14736407, 38795847, 44209221, 90523643, 271570929, 633665501, 1900996503]

約数ペア:

[(1, 1900996503), (3, 633665501), (7, 271570929), (21, 90523643), (43, 44209221), (49, 38795847), (129, 14736407), (147, 12931949), (301, 6315603), (903, 2105201), (2107, 902229), (6321, 300743)]