128661666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3063373}}^1$

素因数の和:3063385

約数の個数: 16

約数和(自身を含む): 294083904

約数和(自身を除く): 165422238

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3063373, 6126746, 9190119, 18380238, 21443611, 42887222, 64330833, 128661666]

約数ペア:

[(1, 128661666), (2, 64330833), (3, 42887222), (6, 21443611), (7, 18380238), (14, 9190119), (21, 6126746), (42, 3063373)]