28279118

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{69653}}^1$

素因数の和:69691

約数の個数: 16

約数和(自身を含む): 50150880

約数和(自身を除く): 21871762

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 69653, 139306, 487571, 975142, 2019937, 4039874, 14139559, 28279118]

約数ペア:

[(1, 28279118), (2, 14139559), (7, 4039874), (14, 2019937), (29, 975142), (58, 487571), (203, 139306), (406, 69653)]