209702948877

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1370607509}}^1$

素因数の和:1370607532

約数の個数: 12

約数和(自身を含む): 320722157340

約数和(自身を除く): 111019208463

約数列:

[1, 3, 9, 17, 51, 153, 1370607509, 4111822527, 12335467581, 23300327653, 69900982959, 209702948877]

約数ペア:

[(1, 209702948877), (3, 69900982959), (9, 23300327653), (17, 12335467581), (51, 4111822527), (153, 1370607509)]