66638884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{2221}}^1$

素因数の和:2815

約数の個数: 24

約数和(自身を含む): 125862968

約数和(自身を除く): 59224084

約数列:

[1, 2, 4, 13, 26, 52, 577, 1154, 2221, 2308, 4442, 7501, 8884, 15002, 28873, 30004, 57746, 115492, 1281517, 2563034, 5126068, 16659721, 33319442, 66638884]

約数ペア:

[(1, 66638884), (2, 33319442), (4, 16659721), (13, 5126068), (26, 2563034), (52, 1281517), (577, 115492), (1154, 57746), (2221, 30004), (2308, 28873), (4442, 15002), (7501, 8884)]