25741121

素因数分解:

$7^4\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:250

約数の個数: 20

約数和(自身を含む): 30654144

約数和(自身を除く): 4913023

約数列:

[1, 7, 49, 71, 151, 343, 497, 1057, 2401, 3479, 7399, 10721, 24353, 51793, 75047, 170471, 362551, 525329, 3677303, 25741121]

約数ペア:

[(1, 25741121), (7, 3677303), (49, 525329), (71, 362551), (151, 170471), (343, 75047), (497, 51793), (1057, 24353), (2401, 10721), (3479, 7399)]