861284187

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{7411}}^1$

素因数の和:7803

約数の個数: 24

約数和(自身を含む): 1281534800

約数和(自身を除く): 420250613

約数列:

[1, 3, 9, 37, 111, 333, 349, 1047, 3141, 7411, 12913, 22233, 38739, 66699, 116217, 274207, 822621, 2467863, 2586439, 7759317, 23277951, 95698243, 287094729, 861284187]

約数ペア:

[(1, 861284187), (3, 287094729), (9, 95698243), (37, 23277951), (111, 7759317), (333, 2586439), (349, 2467863), (1047, 822621), (3141, 274207), (7411, 116217), (12913, 66699), (22233, 38739)]