25650099

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 37975392

約数和(自身を除く): 12325293

約数列:

[1, 3, 9, 71, 137, 213, 293, 411, 639, 879, 1233, 2637, 9727, 20803, 29181, 40141, 62409, 87543, 120423, 187227, 361269, 2850011, 8550033, 25650099]

約数ペア:

[(1, 25650099), (3, 8550033), (9, 2850011), (71, 361269), (137, 187227), (213, 120423), (293, 87543), (411, 62409), (639, 40141), (879, 29181), (1233, 20803), (2637, 9727)]