128322454

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{159209}}^1$

素因数の和:159255

約数の個数: 16

約数和(自身を含む): 213978240

約数和(自身を除く): 85655786

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 159209, 318418, 2069717, 4139434, 4935479, 9870958, 64161227, 128322454]

約数ペア:

[(1, 128322454), (2, 64161227), (13, 9870958), (26, 4935479), (31, 4139434), (62, 2069717), (403, 318418), (806, 159209)]