55531509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2921

約数の個数: 32

約数和(自身を含む): 87797760

約数和(自身を除く): 32266251

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 1023, 1767, 2857, 6479, 8571, 19437, 31427, 54283, 88567, 94281, 162849, 265701, 597113, 974237, 1682773, 1791339, 2922711, 5048319, 18510503, 55531509]

約数ペア:

[(1, 55531509), (3, 18510503), (11, 5048319), (19, 2922711), (31, 1791339), (33, 1682773), (57, 974237), (93, 597113), (209, 265701), (341, 162849), (589, 94281), (627, 88567), (1023, 54283), (1767, 31427), (2857, 19437), (6479, 8571)]