211968087

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{31727}}^1$

素因数の和:31878

約数の個数: 16

約数和(自身を含む): 301542912

約数和(自身を除く): 89574825

約数列:

[1, 3, 17, 51, 131, 393, 2227, 6681, 31727, 95181, 539359, 1618077, 4156237, 12468711, 70656029, 211968087]

約数ペア:

[(1, 211968087), (3, 70656029), (17, 12468711), (51, 4156237), (131, 1618077), (393, 539359), (2227, 95181), (6681, 31727)]