1905385509

素因数分解:

$3^2\times {\mathrm{109}}^1\times {\mathrm{797}}^1\times {\mathrm{2437}}^1$

素因数の和:3349

約数の個数: 24

約数和(自身を含む): 2782099320

約数和(自身を除く): 876713811

約数列:

[1, 3, 9, 109, 327, 797, 981, 2391, 2437, 7173, 7311, 21933, 86873, 260619, 265633, 781857, 796899, 1942289, 2390697, 5826867, 17480601, 211709501, 635128503, 1905385509]

約数ペア:

[(1, 1905385509), (3, 635128503), (9, 211709501), (109, 17480601), (327, 5826867), (797, 2390697), (981, 1942289), (2391, 796899), (2437, 781857), (7173, 265633), (7311, 260619), (21933, 86873)]