25373139

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{17881}}^1$

素因数の和:17938

約数の個数: 16

約数和(自身を含む): 37766784

約数和(自身を除く): 12393645

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 17881, 53643, 196691, 590073, 768883, 2306649, 8457713, 25373139]

約数ペア:

[(1, 25373139), (3, 8457713), (11, 2306649), (33, 768883), (43, 590073), (129, 196691), (473, 53643), (1419, 17881)]