25801731

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{337}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 38385984

約数和(自身を除く): 12584253

約数列:

[1, 3, 9, 47, 141, 181, 337, 423, 543, 1011, 1629, 3033, 8507, 15839, 25521, 47517, 60997, 76563, 142551, 182991, 548973, 2866859, 8600577, 25801731]

約数ペア:

[(1, 25801731), (3, 8600577), (9, 2866859), (47, 548973), (141, 182991), (181, 142551), (337, 76563), (423, 60997), (543, 47517), (1011, 25521), (1629, 15839), (3033, 8507)]