253131837

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{325781}}^1$

素因数の和:325828

約数の個数: 16

約数和(自身を含む): 396150912

約数和(自身を除く): 143019075

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 325781, 977343, 2280467, 6841401, 12053897, 36161691, 84377279, 253131837]

約数ペア:

[(1, 253131837), (3, 84377279), (7, 36161691), (21, 12053897), (37, 6841401), (111, 2280467), (259, 977343), (777, 325781)]