128461613

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4519}}^1$

素因数の和:4688

約数の個数: 16

約数和(自身を含む): 152739840

約数和(自身を除く): 24278227

約数列:

[1, 7, 31, 131, 217, 917, 4061, 4519, 28427, 31633, 140089, 591989, 980623, 4143923, 18351659, 128461613]

約数ペア:

[(1, 128461613), (7, 18351659), (31, 4143923), (131, 980623), (217, 591989), (917, 140089), (4061, 31633), (4519, 28427)]