128041424

素因数分解:

$2^4\times 7^1\times {\mathrm{1143227}}^1$

素因数の和:1143242

約数の個数: 20

約数和(自身を含む): 283520544

約数和(自身を除く): 155479120

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1143227, 2286454, 4572908, 8002589, 9145816, 16005178, 18291632, 32010356, 64020712, 128041424]

約数ペア:

[(1, 128041424), (2, 64020712), (4, 32010356), (7, 18291632), (8, 16005178), (14, 9145816), (16, 8002589), (28, 4572908), (56, 2286454), (112, 1143227)]