128580491396

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{772181}}^1$

素因数の和:772524

約数の個数: 48

約数和(自身を含む): 271560965760

約数和(自身を除く): 142980474364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 313, 532, 626, 1252, 2191, 4382, 5947, 8764, 11894, 23788, 41629, 83258, 166516, 772181, 1544362, 3088724, 5405267, 10810534, 14671439, 21621068, 29342878, 58685756, 102700073, 205400146, 241692653, 410800292, 483385306, 966770612, 1691848571, 3383697142, 4592160407, 6767394284, 9184320814, 18368641628, 32145122849, 64290245698, 128580491396]

約数ペア:

[(1, 128580491396), (2, 64290245698), (4, 32145122849), (7, 18368641628), (14, 9184320814), (19, 6767394284), (28, 4592160407), (38, 3383697142), (76, 1691848571), (133, 966770612), (266, 483385306), (313, 410800292), (532, 241692653), (626, 205400146), (1252, 102700073), (2191, 58685756), (4382, 29342878), (5947, 21621068), (8764, 14671439), (11894, 10810534), (23788, 5405267), (41629, 3088724), (83258, 1544362), (166516, 772181)]