13252491

素因数分解:

$3^6\times 7^3\times {\mathrm{53}}^1$

素因数の和:92

約数の個数: 56

約数和(自身を含む): 23608800

約数和(自身を除く): 10356309

約数列:

[1, 3, 7, 9, 21, 27, 49, 53, 63, 81, 147, 159, 189, 243, 343, 371, 441, 477, 567, 729, 1029, 1113, 1323, 1431, 1701, 2597, 3087, 3339, 3969, 4293, 5103, 7791, 9261, 10017, 11907, 12879, 18179, 23373, 27783, 30051, 35721, 38637, 54537, 70119, 83349, 90153, 163611, 210357, 250047, 270459, 490833, 631071, 1472499, 1893213, 4417497, 13252491]

約数ペア:

[(1, 13252491), (3, 4417497), (7, 1893213), (9, 1472499), (21, 631071), (27, 490833), (49, 270459), (53, 250047), (63, 210357), (81, 163611), (147, 90153), (159, 83349), (189, 70119), (243, 54537), (343, 38637), (371, 35721), (441, 30051), (477, 27783), (567, 23373), (729, 18179), (1029, 12879), (1113, 11907), (1323, 10017), (1431, 9261), (1701, 7791), (2597, 5103), (3087, 4293), (3339, 3969)]