129638286

素因数分解:

$2^1\times 3^3\times {\mathrm{2400709}}^1$

素因数の和:2400720

約数の個数: 16

約数和(自身を含む): 288085200

約数和(自身を除く): 158446914

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2400709, 4801418, 7202127, 14404254, 21606381, 43212762, 64819143, 129638286]

約数ペア:

[(1, 129638286), (2, 64819143), (3, 43212762), (6, 21606381), (9, 14404254), (18, 7202127), (27, 4801418), (54, 2400709)]