25131393

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9277}}^1$

素因数の和:9333

約数の個数: 24

約数和(自身を含む): 42456128

約数和(自身を除く): 17324735

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 9277, 27831, 64939, 83493, 194817, 398911, 584451, 1196733, 2792377, 3590199, 8377131, 25131393]

約数ペア:

[(1, 25131393), (3, 8377131), (7, 3590199), (9, 2792377), (21, 1196733), (43, 584451), (63, 398911), (129, 194817), (301, 83493), (387, 64939), (903, 27831), (2709, 9277)]