261004018

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{829}}^1\times {\mathrm{1301}}^1$

素因数の和:2154

約数の個数: 24

約数和(自身を含む): 431183340

約数和(自身を除く): 170179322

約数列:

[1, 2, 11, 22, 121, 242, 829, 1301, 1658, 2602, 9119, 14311, 18238, 28622, 100309, 157421, 200618, 314842, 1078529, 2157058, 11863819, 23727638, 130502009, 261004018]

約数ペア:

[(1, 261004018), (2, 130502009), (11, 23727638), (22, 11863819), (121, 2157058), (242, 1078529), (829, 314842), (1301, 200618), (1658, 157421), (2602, 100309), (9119, 28622), (14311, 18238)]