16865739

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{823}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 28714752

約数和(自身を除く): 11849013

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 81, 99, 207, 253, 297, 621, 759, 823, 891, 1863, 2277, 2469, 6831, 7407, 9053, 18929, 20493, 22221, 27159, 56787, 66663, 81477, 170361, 208219, 244431, 511083, 624657, 733293, 1533249, 1873971, 5621913, 16865739]

約数ペア:

[(1, 16865739), (3, 5621913), (9, 1873971), (11, 1533249), (23, 733293), (27, 624657), (33, 511083), (69, 244431), (81, 208219), (99, 170361), (207, 81477), (253, 66663), (297, 56787), (621, 27159), (759, 22221), (823, 20493), (891, 18929), (1863, 9053), (2277, 7407), (2469, 6831)]