40438347

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 57228864

約数和(自身を除く): 16790517

約数列:

[1, 3, 23, 69, 83, 249, 307, 529, 921, 1587, 1909, 5727, 7061, 21183, 25481, 43907, 76443, 131721, 162403, 487209, 586063, 1758189, 13479449, 40438347]

約数ペア:

[(1, 40438347), (3, 13479449), (23, 1758189), (69, 586063), (83, 487209), (249, 162403), (307, 131721), (529, 76443), (921, 43907), (1587, 25481), (1909, 21183), (5727, 7061)]