25741947

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2371}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 43720704

約数和(自身を除く): 17978757

約数列:

[1, 3, 7, 11, 21, 33, 47, 77, 141, 231, 329, 517, 987, 1551, 2371, 3619, 7113, 10857, 16597, 26081, 49791, 78243, 111437, 182567, 334311, 547701, 780059, 1225807, 2340177, 3677421, 8580649, 25741947]

約数ペア:

[(1, 25741947), (3, 8580649), (7, 3677421), (11, 2340177), (21, 1225807), (33, 780059), (47, 547701), (77, 334311), (141, 182567), (231, 111437), (329, 78243), (517, 49791), (987, 26081), (1551, 16597), (2371, 10857), (3619, 7113)]