80671353

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{72481}}^1$

素因数の和:72544

約数の個数: 16

約数和(自身を含む): 125248896

約数和(自身を除く): 44577543

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 72481, 217443, 507367, 1522101, 3841493, 11524479, 26890451, 80671353]

約数ペア:

[(1, 80671353), (3, 26890451), (7, 11524479), (21, 3841493), (53, 1522101), (159, 507367), (371, 217443), (1113, 72481)]