16617789

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{6389}}^1$

素因数の和:6429

約数の個数: 18

約数和(自身を含む): 25502490

約数和(自身を除く): 8884701

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 6389, 19167, 57501, 108613, 325839, 977517, 1846421, 5539263, 16617789]

約数ペア:

[(1, 16617789), (3, 5539263), (9, 1846421), (17, 977517), (51, 325839), (153, 108613), (289, 57501), (867, 19167), (2601, 6389)]