199567257

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{9491}}^1$

素因数の和:9700

約数の個数: 16

約数和(自身を含む): 273977088

約数和(自身を除く): 74409831

約数列:

[1, 3, 43, 129, 163, 489, 7009, 9491, 21027, 28473, 408113, 1224339, 1547033, 4641099, 66522419, 199567257]

約数ペア:

[(1, 199567257), (3, 66522419), (43, 4641099), (129, 1547033), (163, 1224339), (489, 408113), (7009, 28473), (9491, 21027)]