4140549

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:290

約数の個数: 36

約数和(自身を含む): 7158060

約数和(自身を除く): 3017511

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 229, 287, 369, 441, 687, 861, 1603, 2009, 2061, 2583, 4809, 6027, 9389, 11221, 14427, 18081, 28167, 33663, 65723, 84501, 100989, 197169, 460061, 591507, 1380183, 4140549]

約数ペア:

[(1, 4140549), (3, 1380183), (7, 591507), (9, 460061), (21, 197169), (41, 100989), (49, 84501), (63, 65723), (123, 33663), (147, 28167), (229, 18081), (287, 14427), (369, 11221), (441, 9389), (687, 6027), (861, 4809), (1603, 2583), (2009, 2061)]