128875004

素因数分解:

$2^2\times {\mathrm{971}}^1\times {\mathrm{33181}}^1$

素因数の和:34156

約数の個数: 12

約数和(自身を含む): 225770328

約数和(自身を除く): 96895324

約数列:

[1, 2, 4, 971, 1942, 3884, 33181, 66362, 132724, 32218751, 64437502, 128875004]

約数ペア:

[(1, 128875004), (2, 64437502), (4, 32218751), (971, 132724), (1942, 66362), (3884, 33181)]