86874722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{28409}}^1$

素因数の和:28561

約数の個数: 16

約数和(自身を含む): 143186400

約数和(自身を除く): 56311678

約数列:

[1, 2, 11, 22, 139, 278, 1529, 3058, 28409, 56818, 312499, 624998, 3948851, 7897702, 43437361, 86874722]

約数ペア:

[(1, 86874722), (2, 43437361), (11, 7897702), (22, 3948851), (139, 624998), (278, 312499), (1529, 56818), (3058, 28409)]