256401924

素因数分解:

$2^2\times 3^1\times {\mathrm{349}}^1\times {\mathrm{61223}}^1$

素因数の和:61579

約数の個数: 24

約数和(自身を含む): 599995200

約数和(自身を除く): 343593276

約数列:

[1, 2, 3, 4, 6, 12, 349, 698, 1047, 1396, 2094, 4188, 61223, 122446, 183669, 244892, 367338, 734676, 21366827, 42733654, 64100481, 85467308, 128200962, 256401924]

約数ペア:

[(1, 256401924), (2, 128200962), (3, 85467308), (4, 64100481), (6, 42733654), (12, 21366827), (349, 734676), (698, 367338), (1047, 244892), (1396, 183669), (2094, 122446), (4188, 61223)]