25820739

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{24109}}^1$

素因数の和:24139

約数の個数: 24

約数和(自身を含む): 45133920

約数和(自身を除く): 19313181

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 24109, 72327, 168763, 216981, 409853, 506289, 1229559, 1518867, 2868971, 3688677, 8606913, 25820739]

約数ペア:

[(1, 25820739), (3, 8606913), (7, 3688677), (9, 2868971), (17, 1518867), (21, 1229559), (51, 506289), (63, 409853), (119, 216981), (153, 168763), (357, 72327), (1071, 24109)]