71781903

素因数分解:

$3^3\times {\mathrm{1543}}^1\times {\mathrm{1723}}^1$

素因数の和:3275

約数の個数: 16

約数和(自身を含む): 106474240

約数和(自身を除く): 34692337

約数列:

[1, 3, 9, 27, 1543, 1723, 4629, 5169, 13887, 15507, 41661, 46521, 2658589, 7975767, 23927301, 71781903]

約数ペア:

[(1, 71781903), (3, 23927301), (9, 7975767), (27, 2658589), (1543, 46521), (1723, 41661), (4629, 15507), (5169, 13887)]