16616439

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:980

約数の個数: 36

約数和(自身を含む): 28632240

約数和(自身を除く): 12015801

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 919, 2009, 2583, 2757, 6027, 6433, 8271, 18081, 19299, 37679, 45031, 57897, 113037, 135093, 263753, 339111, 405279, 791259, 1846271, 2373777, 5538813, 16616439]

約数ペア:

[(1, 16616439), (3, 5538813), (7, 2373777), (9, 1846271), (21, 791259), (41, 405279), (49, 339111), (63, 263753), (123, 135093), (147, 113037), (287, 57897), (369, 45031), (441, 37679), (861, 19299), (919, 18081), (2009, 8271), (2583, 6433), (2757, 6027)]