130120479

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{19997}}^1$

素因数の和:20247

約数の個数: 16

約数和(自身を含む): 193580640

約数和(自身を除く): 63460161

約数列:

[1, 3, 9, 27, 241, 723, 2169, 6507, 19997, 59991, 179973, 539919, 4819277, 14457831, 43373493, 130120479]

約数ペア:

[(1, 130120479), (3, 43373493), (9, 14457831), (27, 4819277), (241, 539919), (723, 179973), (2169, 59991), (6507, 19997)]