25881303

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{7561}}^1$

素因数の和:7734

約数の個数: 16

約数和(自身を含む): 39685376

約数和(自身を除く): 13804073

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 7561, 22683, 52927, 158781, 1232443, 3697329, 8627101, 25881303]

約数ペア:

[(1, 25881303), (3, 8627101), (7, 3697329), (21, 1232443), (163, 158781), (489, 52927), (1141, 22683), (3423, 7561)]