321276529

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2687}}^1$

素因数の和:2773

約数の個数: 32

約数和(自身を含む): 412876800

約数和(自身を除く): 91600271

約数列:

[1, 7, 19, 29, 31, 133, 203, 217, 551, 589, 899, 2687, 3857, 4123, 6293, 17081, 18809, 51053, 77923, 83297, 119567, 357371, 545461, 583079, 1480537, 1582643, 2415613, 10363759, 11078501, 16909291, 45896647, 321276529]

約数ペア:

[(1, 321276529), (7, 45896647), (19, 16909291), (29, 11078501), (31, 10363759), (133, 2415613), (203, 1582643), (217, 1480537), (551, 583079), (589, 545461), (899, 357371), (2687, 119567), (3857, 83297), (4123, 77923), (6293, 51053), (17081, 18809)]