2144187

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 3272256

約数和(自身を除く): 1128069

約数列:

[1, 3, 9, 37, 47, 111, 137, 141, 333, 411, 423, 1233, 1739, 5069, 5217, 6439, 15207, 15651, 19317, 45621, 57951, 238243, 714729, 2144187]

約数ペア:

[(1, 2144187), (3, 714729), (9, 238243), (37, 57951), (47, 45621), (111, 19317), (137, 15651), (141, 15207), (333, 6439), (411, 5217), (423, 5069), (1233, 1739)]