1729539721

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{21379}}^1$

素因数の和:21533

約数の個数: 24

約数和(自身を含む): 2183838720

約数和(自身を除く): 454298999

約数列:

[1, 7, 13, 49, 91, 127, 637, 889, 1651, 6223, 11557, 21379, 80899, 149653, 277927, 1047571, 1945489, 2715133, 13618423, 19005931, 35296729, 133041517, 247077103, 1729539721]

約数ペア:

[(1, 1729539721), (7, 247077103), (13, 133041517), (49, 35296729), (91, 19005931), (127, 13618423), (637, 2715133), (889, 1945489), (1651, 1047571), (6223, 277927), (11557, 149653), (21379, 80899)]