8986257

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 6738543

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 71, 123, 147, 213, 287, 343, 369, 441, 497, 639, 861, 1029, 1491, 2009, 2583, 2911, 3087, 3479, 4473, 6027, 8733, 10437, 14063, 18081, 20377, 24353, 26199, 31311, 42189, 61131, 73059, 126567, 142639, 183393, 219177, 427917, 998473, 1283751, 2995419, 8986257]

約数ペア:

[(1, 8986257), (3, 2995419), (7, 1283751), (9, 998473), (21, 427917), (41, 219177), (49, 183393), (63, 142639), (71, 126567), (123, 73059), (147, 61131), (213, 42189), (287, 31311), (343, 26199), (369, 24353), (441, 20377), (497, 18081), (639, 14063), (861, 10437), (1029, 8733), (1491, 6027), (2009, 4473), (2583, 3479), (2911, 3087)]