81285202

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{19739}}^1$

素因数の和:19841

約数の個数: 16

約数和(自身を含む): 127915200

約数和(自身を除く): 46629998

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 19739, 39478, 572431, 1144862, 1401469, 2802938, 40642601, 81285202]

約数ペア:

[(1, 81285202), (2, 40642601), (29, 2802938), (58, 1401469), (71, 1144862), (142, 572431), (2059, 39478), (4118, 19739)]