149473107

素因数分解:

$3^4\times 7^1\times {\mathrm{263621}}^1$

素因数の和:263640

約数の個数: 20

約数和(自身を含む): 255186096

約数和(自身を除く): 105712989

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 263621, 790863, 1845347, 2372589, 5536041, 7117767, 16608123, 21353301, 49824369, 149473107]

約数ペア:

[(1, 149473107), (3, 49824369), (7, 21353301), (9, 16608123), (21, 7117767), (27, 5536041), (63, 2372589), (81, 1845347), (189, 790863), (567, 263621)]