25638261

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2041

約数の個数: 32

約数和(自身を含む): 41223168

約数和(自身を除く): 15584907

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 1987, 4301, 5961, 12903, 21857, 33779, 45701, 65571, 101337, 137103, 371569, 502711, 776917, 1114707, 1508133, 2330751, 8546087, 25638261]

約数ペア:

[(1, 25638261), (3, 8546087), (11, 2330751), (17, 1508133), (23, 1114707), (33, 776917), (51, 502711), (69, 371569), (187, 137103), (253, 101337), (391, 65571), (561, 45701), (759, 33779), (1173, 21857), (1987, 12903), (4301, 5961)]