25436957

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 33030144

約数和(自身を除く): 7593187

約数列:

[1, 7, 13, 31, 71, 91, 127, 217, 403, 497, 889, 923, 1651, 2201, 2821, 3937, 6461, 9017, 11557, 15407, 27559, 28613, 51181, 63119, 117221, 200291, 279527, 358267, 820547, 1956689, 3633851, 25436957]

約数ペア:

[(1, 25436957), (7, 3633851), (13, 1956689), (31, 820547), (71, 358267), (91, 279527), (127, 200291), (217, 117221), (403, 63119), (497, 51181), (889, 28613), (923, 27559), (1651, 15407), (2201, 11557), (2821, 9017), (3937, 6461)]