201855951

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{185359}}^1$

素因数の和:185387

約数の個数: 18

約数和(自身を含む): 320487440

約数和(自身を除く): 118631489

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 185359, 556077, 1668231, 2038949, 6116847, 18350541, 22428439, 67285317, 201855951]

約数ペア:

[(1, 201855951), (3, 67285317), (9, 22428439), (11, 18350541), (33, 6116847), (99, 2038949), (121, 1668231), (363, 556077), (1089, 185359)]