12637261

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7309}}^1$

素因数の和:7348

約数の個数: 16

約数和(自身を含む): 16374400

約数和(自身を除く): 3737139

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 7309, 51163, 95017, 138871, 665119, 972097, 1805323, 12637261]

約数ペア:

[(1, 12637261), (7, 1805323), (13, 972097), (19, 665119), (91, 138871), (133, 95017), (247, 51163), (1729, 7309)]