131469855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1987}}^1$

素因数の和:2407

約数の個数: 32

約数和(自身を含む): 230162688

約数和(自身を除く): 98692833

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 401, 1203, 1987, 2005, 4411, 5961, 6015, 9935, 13233, 21857, 22055, 29805, 65571, 66165, 109285, 327855, 796787, 2390361, 3983935, 8764657, 11951805, 26293971, 43823285, 131469855]

約数ペア:

[(1, 131469855), (3, 43823285), (5, 26293971), (11, 11951805), (15, 8764657), (33, 3983935), (55, 2390361), (165, 796787), (401, 327855), (1203, 109285), (1987, 66165), (2005, 65571), (4411, 29805), (5961, 22055), (6015, 21857), (9935, 13233)]