12961438

素因数分解:

$2^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{1777}}^1$

素因数の和:2307

約数の個数: 16

約数和(自身を含む): 22274784

約数和(自身を除く): 9313346

約数列:

[1, 2, 7, 14, 521, 1042, 1777, 3554, 3647, 7294, 12439, 24878, 925817, 1851634, 6480719, 12961438]

約数ペア:

[(1, 12961438), (2, 6480719), (7, 1851634), (14, 925817), (521, 24878), (1042, 12439), (1777, 7294), (3554, 3647)]