16887681

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{4799}}^1$

素因数の和:4845

約数の個数: 24

約数和(自身を含む): 26956800

約数和(自身を除く): 10069119

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 4799, 14397, 43191, 81583, 110377, 244749, 331131, 734247, 993393, 1876409, 5629227, 16887681]

約数ペア:

[(1, 16887681), (3, 5629227), (9, 1876409), (17, 993393), (23, 734247), (51, 331131), (69, 244749), (153, 110377), (207, 81583), (391, 43191), (1173, 14397), (3519, 4799)]