18854127

素因数分解:

$3^7\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 29165760

約数和(自身を除く): 10311633

約数列:

[1, 3, 9, 27, 37, 81, 111, 233, 243, 333, 699, 729, 999, 2097, 2187, 2997, 6291, 8621, 8991, 18873, 25863, 26973, 56619, 77589, 80919, 169857, 232767, 509571, 698301, 2094903, 6284709, 18854127]

約数ペア:

[(1, 18854127), (3, 6284709), (9, 2094903), (27, 698301), (37, 509571), (81, 232767), (111, 169857), (233, 80919), (243, 77589), (333, 56619), (699, 26973), (729, 25863), (999, 18873), (2097, 8991), (2187, 8621), (2997, 6291)]