67396581

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{12889}}^1$

素因数の和:12985

約数の個数: 24

約数和(自身を含む): 112607040

約数和(自身を除く): 45210459

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 12889, 38667, 90223, 116001, 270669, 812007, 1069787, 3209361, 7488509, 9628083, 22465527, 67396581]

約数ペア:

[(1, 67396581), (3, 22465527), (7, 9628083), (9, 7488509), (21, 3209361), (63, 1069787), (83, 812007), (249, 270669), (581, 116001), (747, 90223), (1743, 38667), (5229, 12889)]