128536473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193871}}^1$

素因数の和:193904

約数の個数: 16

約数和(自身を含む): 195422976

約数和(自身を除く): 66886503

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 193871, 581613, 2520323, 3295807, 7560969, 9887421, 42845491, 128536473]

約数ペア:

[(1, 128536473), (3, 42845491), (13, 9887421), (17, 7560969), (39, 3295807), (51, 2520323), (221, 581613), (663, 193871)]