28891366

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71161}}^1$

素因数の和:71199

約数の個数: 16

約数和(自身を含む): 51236640

約数和(自身を除く): 22345274

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 71161, 142322, 498127, 996254, 2063669, 4127338, 14445683, 28891366]

約数ペア:

[(1, 28891366), (2, 14445683), (7, 4127338), (14, 2063669), (29, 996254), (58, 498127), (203, 142322), (406, 71161)]