81048163

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 102795264

約数和(自身を除く): 21747101

約数列:

[1, 7, 17, 43, 47, 119, 301, 329, 337, 731, 799, 2021, 2359, 5117, 5593, 5729, 14147, 14491, 15839, 34357, 40103, 101437, 110873, 240499, 246347, 269263, 681077, 1724429, 1884841, 4767539, 11578309, 81048163]

約数ペア:

[(1, 81048163), (7, 11578309), (17, 4767539), (43, 1884841), (47, 1724429), (119, 681077), (301, 269263), (329, 246347), (337, 240499), (731, 110873), (799, 101437), (2021, 40103), (2359, 34357), (5117, 15839), (5593, 14491), (5729, 14147)]