81224639

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{3169}}^1$

素因数の和:3278

約数の個数: 12

約数和(自身を含む): 86959440

約数和(自身を除く): 5734801

約数列:

[1, 19, 71, 361, 1349, 3169, 25631, 60211, 224999, 1144009, 4274981, 81224639]

約数ペア:

[(1, 81224639), (19, 4274981), (71, 1144009), (361, 224999), (1349, 60211), (3169, 25631)]