16406621

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 21204000

約数和(自身を除く): 4797379

約数列:

[1, 7, 11, 49, 61, 77, 427, 499, 539, 671, 2989, 3493, 4697, 5489, 24451, 30439, 32879, 38423, 213073, 268961, 334829, 1491511, 2343803, 16406621]

約数ペア:

[(1, 16406621), (7, 2343803), (11, 1491511), (49, 334829), (61, 268961), (77, 213073), (427, 38423), (499, 32879), (539, 30439), (671, 24451), (2989, 5489), (3493, 4697)]