2057166293

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{19709}}^1$

素因数の和:19797

約数の個数: 32

約数和(自身を含む): 2684344320

約数和(自身を除く): 627178027

約数列:

[1, 7, 13, 31, 37, 91, 217, 259, 403, 481, 1147, 2821, 3367, 8029, 14911, 19709, 104377, 137963, 256217, 610979, 729233, 1793519, 4276853, 5104631, 7942727, 9480029, 22606223, 55599089, 66360203, 158243561, 293880899, 2057166293]

約数ペア:

[(1, 2057166293), (7, 293880899), (13, 158243561), (31, 66360203), (37, 55599089), (91, 22606223), (217, 9480029), (259, 7942727), (403, 5104631), (481, 4276853), (1147, 1793519), (2821, 729233), (3367, 610979), (8029, 256217), (14911, 137963), (19709, 104377)]