1217387619

素因数分解:

$3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{43037}}^1$

素因数の和:43499

約数の個数: 24

約数和(自身を含む): 2014178400

約数和(自身を除く): 796790781

約数列:

[1, 3, 7, 9, 21, 63, 449, 1347, 3143, 4041, 9429, 28287, 43037, 129111, 301259, 387333, 903777, 2711331, 19323613, 57970839, 135265291, 173912517, 405795873, 1217387619]

約数ペア:

[(1, 1217387619), (3, 405795873), (7, 173912517), (9, 135265291), (21, 57970839), (63, 19323613), (449, 2711331), (1347, 903777), (3143, 387333), (4041, 301259), (9429, 129111), (28287, 43037)]