25971279

素因数分解:

$3^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 35156352

約数和(自身を除く): 9185073

約数列:

[1, 3, 163, 173, 307, 489, 519, 921, 28199, 50041, 53111, 84597, 150123, 159333, 8657093, 25971279]

約数ペア:

[(1, 25971279), (3, 8657093), (163, 159333), (173, 150123), (307, 84597), (489, 53111), (519, 50041), (921, 28199)]