4090005

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{937}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 7170072

約数和(自身を除く): 3080067

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 937, 1455, 2811, 4365, 4685, 8433, 14055, 42165, 90889, 272667, 454445, 818001, 1363335, 4090005]

約数ペア:

[(1, 4090005), (3, 1363335), (5, 818001), (9, 454445), (15, 272667), (45, 90889), (97, 42165), (291, 14055), (485, 8433), (873, 4685), (937, 4365), (1455, 2811)]