221469268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{23773}}^1$

素因数の和:23931

約数の個数: 24

約数和(自身を含む): 413382312

約数和(自身を除く): 191913044

約数列:

[1, 2, 4, 17, 34, 68, 137, 274, 548, 2329, 4658, 9316, 23773, 47546, 95092, 404141, 808282, 1616564, 3256901, 6513802, 13027604, 55367317, 110734634, 221469268]

約数ペア:

[(1, 221469268), (2, 110734634), (4, 55367317), (17, 13027604), (34, 6513802), (68, 3256901), (137, 1616564), (274, 808282), (548, 404141), (2329, 95092), (4658, 47546), (9316, 23773)]