1321210813

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{20161}}^1$

素因数の和:20316

約数の個数: 12

約数和(自身を含む): 1443236284

約数和(自身を除く): 122025471

約数列:

[1, 13, 71, 923, 5041, 20161, 65533, 262093, 1431431, 18608603, 101631601, 1321210813]

約数ペア:

[(1, 1321210813), (13, 101631601), (71, 18608603), (923, 1431431), (5041, 262093), (20161, 65533)]