16863669

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 26050752

約数和(自身を除く): 9187083

約数列:

[1, 3, 9, 23, 41, 69, 123, 207, 369, 943, 1987, 2829, 5961, 8487, 17883, 45701, 81467, 137103, 244401, 411309, 733203, 1873741, 5621223, 16863669]

約数ペア:

[(1, 16863669), (3, 5621223), (9, 1873741), (23, 733203), (41, 411309), (69, 244401), (123, 137103), (207, 81467), (369, 45701), (943, 17883), (1987, 8487), (2829, 5961)]