16221609

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43961}}^1$

素因数の和:44008

約数の個数: 12

約数和(自身を含む): 24003252

約数和(自身を除く): 7781643

約数列:

[1, 3, 9, 41, 123, 369, 43961, 131883, 395649, 1802401, 5407203, 16221609]

約数ペア:

[(1, 16221609), (3, 5407203), (9, 1802401), (41, 395649), (123, 131883), (369, 43961)]