78171687

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{3121}}^1$

素因数の和:3172

約数の個数: 36

約数和(自身を含む): 129550512

約数和(自身を除く): 51378825

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 121, 207, 253, 363, 759, 1089, 2277, 2783, 3121, 8349, 9363, 25047, 28089, 34331, 71783, 102993, 215349, 308979, 377641, 646047, 789613, 1132923, 2368839, 3398769, 7106517, 8685743, 26057229, 78171687]

約数ペア:

[(1, 78171687), (3, 26057229), (9, 8685743), (11, 7106517), (23, 3398769), (33, 2368839), (69, 1132923), (99, 789613), (121, 646047), (207, 377641), (253, 308979), (363, 215349), (759, 102993), (1089, 71783), (2277, 34331), (2783, 28089), (3121, 25047), (8349, 9363)]