128468368

素因数分解:

$2^4\times 7^1\times {\mathrm{1147039}}^1$

素因数の和:1147054

約数の個数: 20

約数和(自身を含む): 284465920

約数和(自身を除く): 155997552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1147039, 2294078, 4588156, 8029273, 9176312, 16058546, 18352624, 32117092, 64234184, 128468368]

約数ペア:

[(1, 128468368), (2, 64234184), (4, 32117092), (7, 18352624), (8, 16058546), (14, 9176312), (16, 8029273), (28, 4588156), (56, 2294078), (112, 1147039)]