28305168759

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{26428729}}^1$

素因数の和:26428759

約数の個数: 24

約数和(自身を含む): 49474582560

約数和(自身を除く): 21169413801

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 26428729, 79286187, 185001103, 237858561, 449288393, 555003309, 1347865179, 1665009927, 3145018751, 4043595537, 9435056253, 28305168759]

約数ペア:

[(1, 28305168759), (3, 9435056253), (7, 4043595537), (9, 3145018751), (17, 1665009927), (21, 1347865179), (51, 555003309), (63, 449288393), (119, 237858561), (153, 185001103), (357, 79286187), (1071, 26428729)]