211408047

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{634859}}^1$

素因数の和:634902

約数の個数: 12

約数和(自身を含む): 313620840

約数和(自身を除く): 102212793

約数列:

[1, 3, 9, 37, 111, 333, 634859, 1904577, 5713731, 23489783, 70469349, 211408047]

約数ペア:

[(1, 211408047), (3, 70469349), (9, 23489783), (37, 5713731), (111, 1904577), (333, 634859)]