26880219

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 39716352

約数和(自身を除く): 12836133

約数列:

[1, 3, 9, 103, 107, 271, 309, 321, 813, 927, 963, 2439, 11021, 27913, 28997, 33063, 83739, 86991, 99189, 251217, 260973, 2986691, 8960073, 26880219]

約数ペア:

[(1, 26880219), (3, 8960073), (9, 2986691), (103, 260973), (107, 251217), (271, 99189), (309, 86991), (321, 83739), (813, 33063), (927, 28997), (963, 27913), (2439, 11021)]