2011111989

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{2729}}^1\times {\mathrm{4027}}^1$

素因数の和:6820

約数の個数: 16

約数和(自身を含む): 2727117120

約数和(自身を除く): 716005131

約数列:

[1, 3, 61, 183, 2729, 4027, 8187, 12081, 166469, 245647, 499407, 736941, 10989683, 32969049, 670370663, 2011111989]

約数ペア:

[(1, 2011111989), (3, 670370663), (61, 32969049), (183, 10989683), (2729, 736941), (4027, 499407), (8187, 245647), (12081, 166469)]