25171461

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{8501}}^1$

素因数の和:8561

約数の個数: 24

約数和(自身を含む): 42441984

約数和(自身を除く): 17270523

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 8501, 25503, 59507, 76509, 178521, 399547, 535563, 1198641, 2796829, 3595923, 8390487, 25171461]

約数ペア:

[(1, 25171461), (3, 8390487), (7, 3595923), (9, 2796829), (21, 1198641), (47, 535563), (63, 399547), (141, 178521), (329, 76509), (423, 59507), (987, 25503), (2961, 8501)]