25511717

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8081}}^1$

素因数の和:8140

約数の個数: 16

約数和(自身を含む): 32586624

約数和(自身を除く): 7074907

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 8081, 56567, 88891, 331321, 622237, 2319247, 3644531, 25511717]

約数ペア:

[(1, 25511717), (7, 3644531), (11, 2319247), (41, 622237), (77, 331321), (287, 88891), (451, 56567), (3157, 8081)]