258805136889

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{28000123}}^1$

素因数の和:28000221

約数の個数: 24

約数和(自身を含む): 407681805440

約数和(自身を除く): 148876668551

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 711, 1027, 3081, 9243, 28000123, 84000369, 252001107, 364001599, 1092004797, 2212009717, 3276014391, 6636029151, 19908087453, 28756126321, 86268378963, 258805136889]

約数ペア:

[(1, 258805136889), (3, 86268378963), (9, 28756126321), (13, 19908087453), (39, 6636029151), (79, 3276014391), (117, 2212009717), (237, 1092004797), (711, 364001599), (1027, 252001107), (3081, 84000369), (9243, 28000123)]