199999996

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{310559}}^1$

素因数の和:310593

約数の個数: 24

約数和(自身を含む): 417392640

約数和(自身を除く): 217392644

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 310559, 621118, 1242236, 2173913, 4347826, 7142857, 8695652, 14285714, 28571428, 49999999, 99999998, 199999996]

約数ペア:

[(1, 199999996), (2, 99999998), (4, 49999999), (7, 28571428), (14, 14285714), (23, 8695652), (28, 7142857), (46, 4347826), (92, 2173913), (161, 1242236), (322, 621118), (644, 310559)]