64389087

素因数分解:

$3^4\times 7^2\times {\mathrm{16223}}^1$

素因数の和:16249

約数の個数: 30

約数和(自身を含む): 111896928

約数和(自身を除く): 47507841

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 16223, 48669, 113561, 146007, 340683, 438021, 794927, 1022049, 1314063, 2384781, 3066147, 7154343, 9198441, 21463029, 64389087]

約数ペア:

[(1, 64389087), (3, 21463029), (7, 9198441), (9, 7154343), (21, 3066147), (27, 2384781), (49, 1314063), (63, 1022049), (81, 794927), (147, 438021), (189, 340683), (441, 146007), (567, 113561), (1323, 48669), (3969, 16223)]