1323521721

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{4967}}^1$

素因数の和:5186

約数の個数: 32

約数和(自身を含む): 2003097600

約数和(自身を除く): 679575879

約数列:

[1, 3, 9, 27, 71, 139, 213, 417, 639, 1251, 1917, 3753, 4967, 9869, 14901, 29607, 44703, 88821, 134109, 266463, 352657, 690413, 1057971, 2071239, 3173913, 6213717, 9521739, 18641151, 49019323, 147057969, 441173907, 1323521721]

約数ペア:

[(1, 1323521721), (3, 441173907), (9, 147057969), (27, 49019323), (71, 18641151), (139, 9521739), (213, 6213717), (417, 3173913), (639, 2071239), (1251, 1057971), (1917, 690413), (3753, 352657), (4967, 266463), (9869, 134109), (14901, 88821), (29607, 44703)]