12853989

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2897}}^1$

素因数の和:2949

約数の個数: 24

約数和(自身を含む): 20343960

約数和(自身を除く): 7489971

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 2897, 4437, 8691, 26073, 49249, 84013, 147747, 252039, 443241, 756117, 1428221, 4284663, 12853989]

約数ペア:

[(1, 12853989), (3, 4284663), (9, 1428221), (17, 756117), (29, 443241), (51, 252039), (87, 147747), (153, 84013), (261, 49249), (493, 26073), (1479, 8691), (2897, 4437)]