128017841

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{33071}}^1$

素因数の和:33164

約数の個数: 12

約数和(自身を含む): 150808320

約数和(自身を除く): 22790479

約数列:

[1, 7, 49, 79, 553, 3871, 33071, 231497, 1620479, 2612609, 18288263, 128017841]

約数ペア:

[(1, 128017841), (7, 18288263), (49, 2612609), (79, 1620479), (553, 231497), (3871, 33071)]