25423281

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{72431}}^1$

素因数の和:72453

約数の個数: 16

約数和(自身を含む): 40561920

約数和(自身を除く): 15138639

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 72431, 217293, 651879, 941603, 1955637, 2824809, 8474427, 25423281]

約数ペア:

[(1, 25423281), (3, 8474427), (9, 2824809), (13, 1955637), (27, 941603), (39, 651879), (117, 217293), (351, 72431)]