12756861

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 20049120

約数和(自身を除く): 7292259

約数列:

[1, 3, 9, 13, 39, 107, 117, 321, 963, 1019, 1391, 3057, 4173, 9171, 12519, 13247, 39741, 109033, 119223, 327099, 981297, 1417429, 4252287, 12756861]

約数ペア:

[(1, 12756861), (3, 4252287), (9, 1417429), (13, 981297), (39, 327099), (107, 119223), (117, 109033), (321, 39741), (963, 13247), (1019, 12519), (1391, 9171), (3057, 4173)]