215525548

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{334667}}^1$

素因数の和:334701

約数の個数: 24

約数和(自身を含む): 449793792

約数和(自身を除く): 234268244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 334667, 669334, 1338668, 2342669, 4685338, 7697341, 9370676, 15394682, 30789364, 53881387, 107762774, 215525548]

約数ペア:

[(1, 215525548), (2, 107762774), (4, 53881387), (7, 30789364), (14, 15394682), (23, 9370676), (28, 7697341), (46, 4685338), (92, 2342669), (161, 1338668), (322, 669334), (644, 334667)]