12461211

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1575

約数の個数: 24

約数和(自身を含む): 20733440

約数和(自身を除く): 8272229

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 1423, 2919, 4269, 8757, 9961, 12807, 29883, 89649, 197797, 593391, 1384579, 1780173, 4153737, 12461211]

約数ペア:

[(1, 12461211), (3, 4153737), (7, 1780173), (9, 1384579), (21, 593391), (63, 197797), (139, 89649), (417, 29883), (973, 12807), (1251, 9961), (1423, 8757), (2919, 4269)]