254692317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19739}}^1$

素因数の和:19793

約数の個数: 32

約数和(自身を含む): 409328640

約数和(自身を除く): 154636323

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 253, 391, 561, 759, 1173, 4301, 12903, 19739, 59217, 217129, 335563, 453997, 651387, 1006689, 1361991, 3691193, 4993967, 7717949, 11073579, 14981901, 23153847, 84897439, 254692317]

約数ペア:

[(1, 254692317), (3, 84897439), (11, 23153847), (17, 14981901), (23, 11073579), (33, 7717949), (51, 4993967), (69, 3691193), (187, 1361991), (253, 1006689), (391, 651387), (561, 453997), (759, 335563), (1173, 217129), (4301, 59217), (12903, 19739)]