25440681

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{6277}}^1$

素因数の和:6480

約数の個数: 16

約数和(自身を含む): 38973824

約数和(自身を除く): 13533143

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 6277, 18831, 43939, 131817, 1211461, 3634383, 8480227, 25440681]

約数ペア:

[(1, 25440681), (3, 8480227), (7, 3634383), (21, 1211461), (193, 131817), (579, 43939), (1351, 18831), (4053, 6277)]