51786609

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1213}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 83911680

約数和(自身を除く): 32125071

約数列:

[1, 3, 7, 19, 21, 57, 107, 133, 321, 399, 749, 1213, 2033, 2247, 3639, 6099, 8491, 14231, 23047, 25473, 42693, 69141, 129791, 161329, 389373, 483987, 908537, 2466029, 2725611, 7398087, 17262203, 51786609]

約数ペア:

[(1, 51786609), (3, 17262203), (7, 7398087), (19, 2725611), (21, 2466029), (57, 908537), (107, 483987), (133, 389373), (321, 161329), (399, 129791), (749, 69141), (1213, 42693), (2033, 25473), (2247, 23047), (3639, 14231), (6099, 8491)]