25047891

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{503}}^2$

素因数の和:1023

約数の個数: 18

約数和(自身を含む): 39548028

約数和(自身を除く): 14500137

約数列:

[1, 3, 9, 11, 33, 99, 503, 1509, 4527, 5533, 16599, 49797, 253009, 759027, 2277081, 2783099, 8349297, 25047891]

約数ペア:

[(1, 25047891), (3, 8349297), (9, 2783099), (11, 2277081), (33, 759027), (99, 253009), (503, 49797), (1509, 16599), (4527, 5533)]