81871269

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1009}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 121587840

約数和(自身を除く): 39716571

約数列:

[1, 3, 17, 37, 43, 51, 111, 129, 629, 731, 1009, 1591, 1887, 2193, 3027, 4773, 17153, 27047, 37333, 43387, 51459, 81141, 111999, 130161, 634661, 737579, 1605319, 1903983, 2212737, 4815957, 27290423, 81871269]

約数ペア:

[(1, 81871269), (3, 27290423), (17, 4815957), (37, 2212737), (43, 1903983), (51, 1605319), (111, 737579), (129, 634661), (629, 130161), (731, 111999), (1009, 81141), (1591, 51459), (1887, 43387), (2193, 37333), (3027, 27047), (4773, 17153)]