28017556

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{11243}}^1$

素因数の和:11343

約数の個数: 24

約数和(自身を含む): 56669760

約数和(自身を除く): 28652204

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 11243, 22486, 44972, 78701, 157402, 314804, 1000627, 2001254, 4002508, 7004389, 14008778, 28017556]

約数ペア:

[(1, 28017556), (2, 14008778), (4, 7004389), (7, 4002508), (14, 2001254), (28, 1000627), (89, 314804), (178, 157402), (356, 78701), (623, 44972), (1246, 22486), (2492, 11243)]