65661512

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{5557}}^1$

素因数の和:5781

約数の個数: 32

約数和(自身を含む): 141395520

約数和(自身を除く): 75734008

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1688, 2954, 5557, 5908, 11114, 11816, 22228, 38899, 44456, 77798, 155596, 311192, 1172527, 2345054, 4690108, 8207689, 9380216, 16415378, 32830756, 65661512]

約数ペア:

[(1, 65661512), (2, 32830756), (4, 16415378), (7, 9380216), (8, 8207689), (14, 4690108), (28, 2345054), (56, 1172527), (211, 311192), (422, 155596), (844, 77798), (1477, 44456), (1688, 38899), (2954, 22228), (5557, 11816), (5908, 11114)]