208598211

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{4441}}^1$

素因数の和:4771

約数の個数: 24

約数和(自身を含む): 320143824

約数和(自身を除く): 111545613

約数列:

[1, 3, 9, 17, 51, 153, 307, 921, 2763, 4441, 5219, 13323, 15657, 39969, 46971, 75497, 226491, 679473, 1363387, 4090161, 12270483, 23177579, 69532737, 208598211]

約数ペア:

[(1, 208598211), (3, 69532737), (9, 23177579), (17, 12270483), (51, 4090161), (153, 1363387), (307, 679473), (921, 226491), (2763, 75497), (4441, 46971), (5219, 39969), (13323, 15657)]