12965511

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 18973440

約数和(自身を除く): 6007929

約数列:

[1, 3, 13, 39, 107, 169, 239, 321, 507, 717, 1391, 3107, 4173, 9321, 18083, 25573, 40391, 54249, 76719, 121173, 332449, 997347, 4321837, 12965511]

約数ペア:

[(1, 12965511), (3, 4321837), (13, 997347), (39, 332449), (107, 121173), (169, 76719), (239, 54249), (321, 40391), (507, 25573), (717, 18083), (1391, 9321), (3107, 4173)]