66143791

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1321}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 79193088

約数和(自身を除く): 13049297

約数列:

[1, 7, 23, 161, 311, 1321, 2177, 7153, 9247, 30383, 50071, 212681, 410831, 2875817, 9449113, 66143791]

約数ペア:

[(1, 66143791), (7, 9449113), (23, 2875817), (161, 410831), (311, 212681), (1321, 50071), (2177, 30383), (7153, 9247)]