71938522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^2\times {\mathrm{239}}^1$

素因数の和:438

約数の個数: 24

約数和(自身を含む): 115358400

約数和(自身を除く): 43419878

約数列:

[1, 2, 19, 38, 89, 178, 239, 478, 1691, 3382, 4541, 7921, 9082, 15842, 21271, 42542, 150499, 300998, 404149, 808298, 1893119, 3786238, 35969261, 71938522]

約数ペア:

[(1, 71938522), (2, 35969261), (19, 3786238), (38, 1893119), (89, 808298), (178, 404149), (239, 300998), (478, 150499), (1691, 42542), (3382, 21271), (4541, 15842), (7921, 9082)]