87139112

素因数分解:

$2^3\times {\mathrm{389}}^1\times {\mathrm{28001}}^1$

素因数の和:28396

約数の個数: 16

約数和(自身を含む): 163811700

約数和(自身を除く): 76672588

約数列:

[1, 2, 4, 8, 389, 778, 1556, 3112, 28001, 56002, 112004, 224008, 10892389, 21784778, 43569556, 87139112]

約数ペア:

[(1, 87139112), (2, 43569556), (4, 21784778), (8, 10892389), (389, 224008), (778, 112004), (1556, 56002), (3112, 28001)]