25262199

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{7253}}^1$

素因数の和:7308

約数の個数: 20

約数和(自身を含む): 38620296

約数和(自身を除く): 13358097

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 7253, 21759, 65277, 195831, 311879, 587493, 935637, 2806911, 8420733, 25262199]

約数ペア:

[(1, 25262199), (3, 8420733), (9, 2806911), (27, 935637), (43, 587493), (81, 311879), (129, 195831), (387, 65277), (1161, 21759), (3483, 7253)]