205505588

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{389}}^1\times {\mathrm{457}}^1$

素因数の和:884

約数の個数: 36

約数和(自身を含む): 383854380

約数和(自身を除く): 178348792

約数列:

[1, 2, 4, 17, 34, 68, 289, 389, 457, 578, 778, 914, 1156, 1556, 1828, 6613, 7769, 13226, 15538, 26452, 31076, 112421, 132073, 177773, 224842, 264146, 355546, 449684, 528292, 711092, 3022141, 6044282, 12088564, 51376397, 102752794, 205505588]

約数ペア:

[(1, 205505588), (2, 102752794), (4, 51376397), (17, 12088564), (34, 6044282), (68, 3022141), (289, 711092), (389, 528292), (457, 449684), (578, 355546), (778, 264146), (914, 224842), (1156, 177773), (1556, 132073), (1828, 112421), (6613, 31076), (7769, 26452), (13226, 15538)]