2011738211

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3529}}^1$

素因数の和:3675

約数の個数: 32

約数和(自身を含む): 2472468480

約数和(自身を除く): 460730269

約数列:

[1, 7, 31, 37, 71, 217, 259, 497, 1147, 2201, 2627, 3529, 8029, 15407, 18389, 24703, 81437, 109399, 130573, 250559, 570059, 765793, 914011, 1753913, 4047763, 7767329, 9270683, 28334341, 54371303, 64894781, 287391173, 2011738211]

約数ペア:

[(1, 2011738211), (7, 287391173), (31, 64894781), (37, 54371303), (71, 28334341), (217, 9270683), (259, 7767329), (497, 4047763), (1147, 1753913), (2201, 914011), (2627, 765793), (3529, 570059), (8029, 250559), (15407, 130573), (18389, 109399), (24703, 81437)]