66944927

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 81948672

約数和(自身を除く): 15003745

約数列:

[1, 7, 23, 49, 161, 191, 311, 1127, 1337, 2177, 4393, 7153, 9359, 15239, 30751, 50071, 59401, 215257, 350497, 415807, 1366223, 2910649, 9563561, 66944927]

約数ペア:

[(1, 66944927), (7, 9563561), (23, 2910649), (49, 1366223), (161, 415807), (191, 350497), (311, 215257), (1127, 59401), (1337, 50071), (2177, 30751), (4393, 15239), (7153, 9359)]