28944279

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{599}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 23471721

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 91, 117, 177, 273, 413, 531, 599, 767, 819, 1239, 1797, 2301, 3717, 4193, 5369, 5391, 6903, 7787, 12579, 16107, 23361, 35341, 37737, 48321, 54509, 70083, 106023, 163527, 247387, 318069, 459433, 490581, 742161, 1378299, 2226483, 3216031, 4134897, 9648093, 28944279]

約数ペア:

[(1, 28944279), (3, 9648093), (7, 4134897), (9, 3216031), (13, 2226483), (21, 1378299), (39, 742161), (59, 490581), (63, 459433), (91, 318069), (117, 247387), (177, 163527), (273, 106023), (413, 70083), (531, 54509), (599, 48321), (767, 37737), (819, 35341), (1239, 23361), (1797, 16107), (2301, 12579), (3717, 7787), (4193, 6903), (5369, 5391)]