5661495

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{1997}}^1$

素因数の和:2021

約数の個数: 40

約数和(自身を含む): 11604384

約数和(自身を除く): 5942889

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 1997, 2835, 5991, 9985, 13979, 17973, 29955, 41937, 53919, 69895, 89865, 125811, 161757, 209685, 269595, 377433, 629055, 808785, 1132299, 1887165, 5661495]

約数ペア:

[(1, 5661495), (3, 1887165), (5, 1132299), (7, 808785), (9, 629055), (15, 377433), (21, 269595), (27, 209685), (35, 161757), (45, 125811), (63, 89865), (81, 69895), (105, 53919), (135, 41937), (189, 29955), (315, 17973), (405, 13979), (567, 9985), (945, 5991), (1997, 2835)]